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TESTPACKET I_M NationalBoardDentalExamination FartI (Compiled,released itemsfrom approximately 1998-2005) Contents
R a n d o m l yo r d e r e dt e s t i t e m s . . . . . A n s w e rK e y . . . . . . . .
Page
............3 .......22
V t / h i c lor { t h e f o l l o w i n gn e r v e si r r n e r v a l etsh e i n i e r i o rb u c c a ln r u c o s eo f 1 l ' r e { l o o ro f t h e o r a l cavily?
W l r i c ho l t h c f o l l o w i n g m u s c l e sp a d i c i p a l c isn f l e x i o na 1l i r e g l e n o - h u n r e raanl d l h e h u m e r o - u l r r a r joinls?
A B C D. E
A B. C D. E
Facial Trigerrrirral Lirrgual Mylohyoid Hypoglossal
Delloid Brachialis B i c e p sb r a c h i i Tricepsbrachli Coracobrachialit
Each of the follov'ring structuresincreasesthe s u d a c ea r e a o l t h e s m a l li n t e s t i n eE X C E P To n e . W h i c ho n e i s t h e E X C E P T I O N ?
Cell bodiesof sympalhelicfibersin the nerve o{ the pterygoidcanalcomefrom which of the following?
A. B. C. D E.
A. B. C. D. E.
Villi Rugae Microvilli B r u s hb o r d e r C i r c u l a rf o l d s
Facialnerve S u p e r l ocr e r v i c agl a n g l i o n Greaterpetrosalnerve Glossopharyngeal nerve O t i cg a n g l i o n
The inferiorparathyroidgland developsfrom which of the followingstructures?
I n t h e u p p e rl i m b ,w h i c ho f t h e f o l l o w i n gr e p r e s e n t s a h a l l m a r ko f l y m p h a l i vc e s s e l s ?
A. B C. D, E.
A. B. C. D.
Second pharyngealarch Fourthpharyngealarch Fifth pharyngealarch Third pharyngealpouch Fourth pharyngealpouch
E.
Containvalves F o l l o wt h e v e i n s Aiwaystravelin palrs Onlyfoundon the anteriorsurfaceof the limb Containfenestrations to allow passageof fluidsintothe interstitium
Which of the following controls parathyroid gland function?
A. B. C D. E.
5.
Which of the followingnervesis associatedwith the secondpharyngealarch?
Thyroxin Calciionln B l o o dl e v e l so f c a l c i u m B l o o dl e v e l so f m a g n e s i u m T h y r o i ds t i m u l a t i n hg o r m o n e
A. B. C. D. E.
The splenicarteryis a branchof which of llre followingarterles? A B C D E
Celiac Lefl hepatic Lefl gaslric Musculophrenic S u p e r i o rn r e s e n l e r i c
10
Vagus Glossopharyngeal Accessory Mandibular Facial
The nruscleso{ facialexpressionare cjerivedfronr wlrichoI the following? A. B C D. E.
process Fronlonasal Firslarch Secondarch T h i r da r c h Fiflharch
11
E a c i ro { t h c -i o , llowirrg c r a n i an l e r v e si s a s s o c i a l e d w i t f rl l r c c a v e r n o u ss i n u sE X C E P To r - r eW . i r i c ho n e isthe EXCEPTION? A. B C. D E.
16
A B. C D E
Facial Abducens Trochlear Trigenrinal Oculonrolor 17.
12
Which of the followingnervesinnervalestlre taste buds o{ the anterjortwo-thirdsof the tongue? A. B. C D E.
13
Vagus Facial Trigeminal Hypoglossal Giossopharyngeal
A d e v i a t i o no f t h e t o n g u e ,w h e n p r o t r u d e da, w a y f r o mt h e m i d l i n er e s u l t sf r o m d a m a g et o w h i c h o f the followingcranialnerves?
T h e n e r v e so f l l r e l n l e r n atlh o r a c i cw a l l l i r i m r l e d i a l e l dy e e pt o w l r i c hl a y e ro f t h e w a l l ?
Whichof the followingrepresentsthe conditionitr whicha radiograph ot a 1}-year-oldpatient's teethare maxillashowsthat two succedaneous absenl? A. B. C. D. E
'18
VII
D. E.
XI XII
B
C D. E 4 A
Whichof the followlngexhibitsphagocyticactivity in the centralneryoussystem? A. B. C.
E p e n d y m acl e l l M i c r o g l i acl e l l Oligodendrocyte
n
E;h.^, ,r rutvuJ
E
tc
I J .
^^+,^^\ /.^ d>Lt vuytg D,^{^^t^--;^ ^^+' ,vrvproorrrru osrr OCll€
A. B. C D. E.
D e n t a fl o l l i c l e S t e l l a t er e t i c u l u n r S t r a l u mi n l e r r r r e d i u n r I n n e re n a n r e el p i t h e l i u r n O u l e re n a n r eel p i t i r e l i u n r
F.
20
In fhp srrneriornesal meatus In the qnhennelhmoidal recess
I n t h e m i d d l en a s a lm e a t u s a , t thesemilunar hiatus At the anteriorextremityof the inferiornasal meatus Al the posleriorexlremityol the inferiornasal meatus
joint.a very dense In the temporomandibular collectionof organizedelasticfibersis found in whichof the followingareasof the articulardisc? A. B. C. D.
Each of the foilowingcell layersis derivedfronr o r a le p i l h e l i u mE X C E P To n e .W h i c ho n e i s t h e EXCEPTION?
Mesiodens Gemination D e n si n d e n t e L a l e n lo d o n l o g e n e s i s Partialanodontia(hypodontia)
between Whereis the channelof communication t h e m a x i l l a r sy i n u sa n d t h e n a s a lc a v i t ys i t u a t e d ? A
B
Exlernalintercostal l n l e r n ailn t e r c o s l a l Transversus tlroracis P a r i e t apl l e u r a Subcostals
Anteriorband Posteriorband Intermediate band Poslerior-inferior laminaof tlre bilaminar zone P o s l e r i o r - s r r n e rl ai omr i n ao { l l r e b i i a l n i n a r zone
Whichof the followingrepresenlsa muscletlral n t i g l rat s s i s li n d e p r e s s i ntgh e m a n d i b l e ? A B. C. D. E
Masseler Stylohyoid Tenrporalis Geniohyoid Medialpterygoid
21
T l r e o r g a r r i c o r n p o n e nol f d e n i i nt s c o n r p r i s e d p r i n r a r i loy i A. B C D E
)a
keralin. r e l i c u l a fri b e r s . lype I collagen. t y p el l a n d l l l c o l l a g e n . o x y t a l a nf i b e r s .
E a c ho f t h e f o l l o w i r rsgt r u c t u r e sl e a v e st h e c r a n i u m b y w a y o f t h e j u g u l a rf o r a m e nE X C E P To n e .W h i c h one is the EXCEPTION? A B. C. D. E
1A
A B C D E
1J
C r a n i a ln e r v el X C r a n i a ln e r v eX C r a n i a ln e r v eX l Cranian l e r v eX l l S i g m o i ds i n u s- i n t e r n ajlu g u l a rv e i n 2B
.A
zY.
Parotid Lacrimal Sublingual Submandibular G l a n d so f t h e h a r d p a l a t e
Amelobiaslswill not differentiatefrom p r e a m e l o b l a su t sn l e s st h e y A. B. C. D. E.
contactdenlirr a r e l o u c h e db y o d o n t o b l a spl r o c e s s e s a r e t o u c h e db y s t r a t u mi n t e r m e d i u m c o n t a c ls t e l l a t er e t i c u l u m c o n t a c tn e u r a lc r e s lm e s o d e r n . t
T h e n a s o l a c r i mdaul c ld r a i n si n l o w h i c ho f i h e following? A. B.
M i d d l em e a t u s lnferiormeatus
a
- Q r r n e r i nmr e z i r r c
l-)
Snho'rnelhmnirl:l
pgggg5
The carotid sheath encloses each of the following
A. B. n r-. D.
S t i m u l a t i oonf t h e l e s s e rp e t r o s anl e r v ei n a n a d u l t causessecretionby which of the followingglands? A. B C. D E.
2q
M a x i l l a r yv e i n Verlebralvein D e e pf a c i a lv e i n I n f r a o r b i t av le i n P o s t e r i osr u p e r i o ra l v e o l a rv e i n
Nolochord N e u r aal r c h Dernramyotome Two pairsof somiles I n l e r m e d j am t ee s o d e r r n apll a l e
structuresEXCEPTone. Which one is the EXCEPTION?
E a c ho f t h e f o l l o w i n gv e n o u sc h a n n e l sh a s d i r e c t connectionswith the pterygoidvenous plexus F X C E P To n e .W h i c ho n e i s t h e E X C E P T I O N ? A. B. C. D. f
C e l l st h a lw i l ll o r n rl l r e v e d e l - r r ahea v et h e i ro r i g i n irrwhicl'ro1the followirrg?
Followingeruptionand initialocclusalcontactin the oral cavity,a toothwill continueto eruptin order to compensate for occlusalwear.In response to this continuous eruption,which of the following is depositedat the apex of the root? A. B. C. D. E.
30.
Vagusnerve Externalcarotid t^{^,^^ti.,^,,1^-.,. I n r e r n aJrU g u r avre r n Commoncarotidartery
Primarydentin Secondarydentin dentin Reparative C e l l u l acr e m e n t u m A c e l l u l acre m e n t u m
Which of the followingcellsis most likelyto be e n g a g e di n m i t o s i sa t a n y g i v e nt i n r e ? A. B. C DE.
Osleocyte ir^^-^,.t-^^^ , v r o u rv y r r d v E
Plasnracell Chorrdrocyte Basalkeralinocyte
31
y c c u r sl f l F i b r o c a r l i l a gneo r n r a l l o
T h e r ei s a d i s l i n c ct h a n g ei n t h e t y p e o f s u d a c e a l t h e j u n c l i o ror f t h e epithelium A. o U.
C D. E.
33
?q
36
VII X XI XII
A slab wound crealing a pneunrollrorax on tlre le{l s i d e w i l l u s u a l l yr e s u l t i n c o l l a p s eo f w h i c h o { l h e {ollowing? A B. C. D E
39
T h e l e f l l u r r go n l Y The right lurrg ot-tlY Bolh lungs The rill cage on tlre le{l side l-he le11lung and pericardial sac
s e m i l u n agr a n g l i o n . motornucleusof V. sPinalnucleusof V. chiefsensorynucleusof V' nucleusof V' mesencePhalic
excesscerebralspinalfluid is In hydrocephalus, of the following? whjch within found A. B. C. D. E.
A 4
t h e d o r s a lh o r n . lower motorneurons. u p p e rm o l o rn e u r o n s ' tract' the lateralspinothalamic tracl the dorsalspinocerebellar
Cellbodiesof neuronsmediatingproprioception ligamenlof the maxillaryfirst fromthe periodontal m o l a rl i e P d m a r i liYn t h e A B. C. D. E.
40
B u n d l eb o n ea n d d e n l t t r C o r l l c aP l l a l e sa n d d e n l i t r B u n d l el . . r o naen d c e n l e n 1 u n l C o r t i c aP l l a l e sa n d c e n r e n l u m Haversiatrboneand cenlentut-tr
s a n r a g et o l n a n a d u l t ,a B a b i r r s ksii g ni n d i c a t e d A B C. D. E.
fundus of stomach. duodenum. appendix, je.lunum. colon.
Difficulty in raising the shoulder might be tl.reresult o { d a m a g e t o w h r c h o f t h e f o l l o w i n gc r a n l a l nerves?
B. C D. E,
38
Predentln D e n t a lp u l P C e l l u l a cr e m e n t u m P e r i o d o n t al ilg a m e n t R e d u c e de n a m e le P i t h e l i u m
S u b m u c o s a lg l a n d s a r e u s u a l l yl o c a t e d i n t h e A. B. C. D. E.
A. B. C. D. E.
o r o p l r a r y nax n d e s o P n a g u s e s o p h a g u sa n d s t o n r a c h . f u n d u sa n d P Y l o r u s . d u o d e n u ma n d j e j u n u m . i l e u ma n d c o l o n .
ln which of the following would fenestrated c a p i l l a r yp l e x i b e f o u n d ?
A. B. C. D E.
J4
inserlirrtowiriclto1the followingslruclures?
epiglottis e x t e r n ael a r . e p i P h Y s e aPll a t e . i n l e r v e d e b r adli s c s . C - s i r a p e dr i n g si r rt h e w a l l o { t h e l r a c h e a
A. E. C. D E.
'))
liganrertt lronrthe pettodontal 3 7 . Sharpey'sfrl-rers
Ventrlcle S u b d u r asl P a c e Cisternamagna sPace Subarachnoid S u P e r i osr a g i t t asl i n u s
functionsof a and sensory-motor Intelligence the patierri Horvever' inlact' 10 be patienlappear anti-social exhibited has and tacksself-discipline or to future the plan for to unable is belravior.He lesion A s e q u e n c e s l o g i c a l i n t o o r g a n i z eb e h a v i o r s likely? is areas in wl.richo{ the following A. B. C. D. E.
Frontallobe O c c i P i t al ol b e l r r l e r n acla P s u l c lobe TenrPoral P a r i e t allo b e
42.
T h e t r e u r o n so l t f r ec e n l r a n l t i r v o u ss y s l e n rt h a l i n n e r v a t er n u s c i e sd e r i v e di r o n ' b r r a n c h i aal r c h e s a r e f o u n d i n w h i c l ro f t h e f o l l o w i r rngu c l e i ? A B C D E
47.
A. B C. D E
N u c l e u sa r n l t i g u u s i - l y p o g l o s s anlu c l e u s D o r s a ln r o l o rn u c l e u so f X N u c l e u so f E d i n g e r - W e s t p h a l S u p e r i o rs a l i v a l o r yn u c l e u s 48.
43.
Which of the foilowingrepresentsthe basis for the topicaa l pplication o f f l u o r i d e si n d e n t a lc a r i e s prevention? A B C D. E
44.
Which of the followingrepresentsthe primary m l n e r a cl o m p o n e n o t f a l v e o l a br o n e i n t h e periodontium? A B c. D. F
45.
Cenrentoid T i g h lj u r r c t i o n Interrlediale frlanrenls Basal larrrirra-like slructure l r r l e r s i i l i aclr e v i c u l afrl u i d
i n d u c e db y t h e n o t o c h o r d . posilionedposleriorto the notochord. p o s i t i o n eadn t e r i otro t h e p r o c h o r d apl l a l e . b e t w e e nt h e p r o c h o r d apll a t ea n d t h e notochord.
Melanocytesmigraleto the laminapropriaof the oral mucosa from which of the following?
A. B. C. D. E.
50.
51.
Basilic Braciocephalic Axiliary I n t e r n at lh o r a c i c Superiorvena cava
Coupledrespiration requireseachof the following E X C E P To n e .W h i c ho n e i s t h e E X C E P T I O N ? A. B. C. D. E.
52.
Myolome Dermatome Sclerotome Neuralcrest Rathke'spouch
Bloodfrom the cephalicvein drainsinto which of the followinqveins? A. B. C. D. E.
Attach Sharpey'sfibers Protecltl.reroot from caries R e p a i rt r a u m a l i ci n j u r i e so f t h e r o o t S u p p l yn u t r i t i o n t o t h e p e r i o d o n t al il g a m e n t M a i n t a i nt h e w i d t ho f t h e p e r i o d o n t a l rrgame,..rl
T h e j u n c t i o nb e t w e e nt h e t o o t hs u r f a c ea n d t h e c r e r r i c u l aerp i l h e l i u nirs c o n r p o s e od f w h i c h o f l l r e following? A. B. C. D. E.
49.
R a l h k e ' sp o u c h . tuberculunrrnrpar. { o r e g uet n d o d e r n r h y p o b r a n c h i ea nl r i n e n c e l a l e r a il i n g u asl w e l l i n g s .
l n i l i a l l yt ,h e d e v e l o p i n hg e a r ti s A B C D.
Osleoid Elastin Collagen Hydroxyapatite G r o u n ds u b s t a n c e
Which of the followingrepresentsthe primary functionof cementum? A B. C. D E.
46.
F l u o r i d ep e n e t r a t etsh e e n a m e lt h r o u q ht h e lamellae. K e r a t i nc o n t e n to f t h e e n a m e li s m a d e m o r e insoluble. Fluoridecoats the looth forminga uniform - - ^ . ^ - , i . . ^b r ' ,r . P r u L s u l r v ' u darr rr si e T h e p r i m a r yc u t i c l eb, e i n gl e s s c a l c i f i e d , absorbsthe fluoride. Acid solubilityof the surfaceenamel is reducedby the fluoride.
l M u c o s ao f t h e a r r t e r i o1rw o - t h i r dos1l l r e l o n q u c : d e v e l o p sp r i n r a r i l yf r o n r
ADp Oxygen C a r b o nd i o x i d e E l e c t r o nd o n o r I n o r g a n ipc h o s p h a l e
l f t h e a n t i c o d oo n n l r a n s f e r - R NiA s 5 ' A C G 3 't.h e r r w h i c ho f t h e f o l l o w i n g i s i t s c o r r e s p o n d i ncgo d o n on messeneer-RNA? A. B. C D E.
5 ' C G T3 ' 5 C G U3 ' 5'TGC3' 5' UAG 3' 5 ' U G C3 '
W hj c h o f t h r :f o l l o v y i nigs t h e n r a j o rs t o r a g el o r n ro i i r o r ri n t h e l t o d 5 r ?
5:1
A B. C D. r
54
qq
A. B. C D. F.
A
Ca++
11. 1,. D. E.
f lasmin I hrombin Vitamin K Proteolysis
yhl:h of the foilowingcombineswith heparinto r n h i b ib t l o o dc l o t t i n g ?
I D. tr.
60
A n l i - t h r o n r b ilnl l Platelets Fibrinogen plasnrinoqen | l t ro n r b i n
? 9 ? E.
nourishesbioodceris. aids in bloodciotting. preventslossof eryihrocytes from the blood. preventsexcessloss of riuio trorncaiiiiaries. preventsentranceof tissue fluidinto capillaries.
\A/hichof the followingis most iikely to promote depolymerization of extracellular matrix? A. B. C. D.
62
w i d el u m e n . elasticdistensibility. p r o x i m i t1y ol h e n e a n . greal peripherat resistance. aclivecontraction.
Colloidosmoticpressureof the blood is important Decause it A.
61
Heparin V i i a m i nK Dicurnarol S o d i u mc i l r a t e A n y a n l i t h r o n r bsj nu b s t a n c e
The characleristic of tne aorla lhal is nrosl responsible for the maintenanceof diastolic blood pressureis its A. B. C. D. E.
m e t a b o l i c a l liyn e r t . mainiy bound to [beta]Jipoproteins. i n d e p e n d e not f e p r n e p h r i n e secretion. mainlyassociatedwith serum "fOui-r'in
of the foliowingis required for normalblood lacf clot formationEXCEpT one. Whichonu i. ti" EXCEPTION?
A. B
59
Osmosis Hemolysis rrnocylosis Active transport Diffusion
Free fatty acids in plasma are t : I D.
E a c ho f t h e f o l l o v r i ni gs a n a n l i c o a g u l a n l EXCI_pT o n e .W h i c ho n e i s t h e E X C E p T I O I ! ?
lrarrsferrirr Hemosiderin Apoferritin Hemoglobin Ferrilin
Whena nrammalian r e d b i o o dc e l l i s p i a c e di n 0 . 3 per cenl sodiunrchloride, waler moves acrossilre cell membraneby wlrich of the following processes? A B. \D. F
56
58
Cortisone Collagenase Chymotrypsirr Hyaluronidase
Whichportionof the nervoussystem containsthe car0lac,vorriting,and vasonrolor centers? A. B. C. D.
Medulla Thalamus Cerebrurr Cervicalregionof tne spinalcord
03
T l r e c o n c e n t r a l i oon1w l r i c ho { t h e f o l l o w i r r an']r|o g a c l d sc a n l . . i e u s e d1 od c l e r n - r i nvey h e t h eor r n o t d e n l j nh a s c o n t a n r i n a l ead p u r i f i e de n a n r e l preltaration? A. B C. D. E.
A. B C. D.
65
a
D. E.
A B. C. D. E.
67
B C. D.
70
n
dinrinislres ilre refractory period of the ventricle i n c r e a s e s e r r d - d i a s t o l i fci b e r l e n g t h . f a c i l i t a l e sc o n d u c t i o ni r r t l r e l r e a r l . p r o d u c e s a l e s s i l r a r ro p l i r l a l l o a d .
It decreasesureaclearance. It increasesthe Tm for giucose. It increasesthe acidityof the urine. It decreasessodiumreabsorptionin the proximaltubule.
The composition of plaqueis most similarto whicn of the following? A, B. (D E.
72
Releaseof renin Refiexvasoconstriction Retentionof potassiumin blood I n c r e a s eodu t p u o l f epinephrine
Which of the followingdescribesthe effectof a drug thal inhibitsrenalcarbonicanhydrase? B.
71
C a r d i a cs h o c k A n a p h y l a c l si ch o c k A t r i a fl r b r i l l a t i o n Ventricular frbrilialiorr Decreasedarterialconrpliance
Reducedrenalbloodflow can cause hypertenston by which of the following? A B. C. D.
lNa"l lct'l lK*l Colloid osmotic pressure Totalosmoticpressure
W h i c h o f t h e f o l l o w i n ge x p l a i n s w h y a n i n c r e a s e d f r l l i n go f t h e v e n t r i c l ed u r i n g d i a s t o l e c a u s e s a more {orceful hearl beat? The increased ventricular volume A
69
Glycogen synthesis B r o n c h i a ld i l a t i o n Decreased mental activity Decreased metabolic rate Increased blood flow to the skin
W h i c ho f t h e f o l l o w i n gi s t h e s a m e v a l u ef o r i n t r a c e l l u l aarn d i n t e r s t i t i af llu i d ?
P r i o rt o s u r g e r ya. r ra n x i o u s; l a l i e n lh a s a h i g h c r systr-ilic blood;tressurethan previouslyno1er1. W h i c ho i t h e f o l l o w i n rge ; l r e s e n ttsh e m o s l I i k e l y reason'-/ A B. C. D. E.
Albumin Citrate Hemoglobin Beta-globulin
S y m p a t h e t i sc t i m u l a t i o m n o s l l i k e l yp r o d u c e sw h i c h of the following? A. B.
66.
Lysirre Proline Hydroxyproilne Phospholyrosine Phosphoserine
C a l c i u mi s t r a n s p o r t e idn t h e b l o o dj n c o m b i n a t r o n w i t h w h i c ho { t h e f o l l o w i n g ?
b4
6B
Bone Enamel Calculus Oral bacteria Saliva
Whichof the followingsubstancesis the predominanlsourceof ATPat MODERATElevels (for greaterthan 60 nrinutes)of activily? A. B. C. D.
A m i n oa c i d s Fattyacids Carbohydrales Proleins
7'J
W l r i c ho f t h e f o i l o w i n g s u l l s l a n c e sh a s a c l e a r a n c c : r a l c rt h a l i s g r e a t c rt h a nt h e g l o r . t r c r u lfai jrt r a l i o n rale(GFR)?
78
P e p l i d eh o r r r r o n egse n c r a l l ey x e r lt h e i re l l e c l t h r o u g iw r h i c ho f t h ei o l l o w i r r g ' l A.
/\ B C D
Para-anrinohippuricacid(pAll) Polassium Glucose Urea
B C. D.
74
W h a l i s t h e b i o l o g i c asli g n i f i c a n coef t h e e x t e r r s i v e d e g e n e r a c yo f t h e g e n e t i cc o d e ? A. B. C. D. E
75
D.
Eastern Southern Northern Western
80.
Lipid Protein Nucleotide Carbohydrate
o t
82
Largediameter,myelinated S m a l ld i a m e t e rm, y e l i n a t e d L a r g ed i a m e t e ru.n m y e l i n a t e d S m a l ld i a m e l e ru,n n r y e l i n a t e d Inlernrediatediameter,nryelirrated
As bloodflowsthroughthe periodontalnrenrbi-ane. tremendouspressuresoccurin responseto force{ulocclusion.Bloodflow is temporarily r e d u c e db, u l p l a l e l e tds o n o t a g g r e g a l eb e c a u s eo f the presenceol A. B. C. D E.
10
Distaltubule L o o po f H e n l e C o l l e c t i ndgu c t P r o x i m atlu b u l e
Whichof the followingrepresentsthe correctsize and characteristic of the nervefibersthal conduct sensoryinputof painfronrthe oral-facialregion? A B. C. D. E.
Throtrbin Fibrinogen Phospholipids Thromboxarre ,A2 Prostacyclirr 12(Pglz)
T h e s e m i l u n avra l v e sa r e o p e n . The leftventricular pressureis risingrapidiy. The aorticpressureis slightlyless than the pressure. left ventricular T h e r i g h lv e n t r i c u l aprr e s s u r ei s g r e a t e rt h a n the leftventricular pressure.
Glucosereabsorption in the nephronis usually completedin whichof the following? A. B. C. D.
\&hich of the followingsubstancesis releasedby b l o o dp l a t e l e t sa n d c a u s e sp l a t e l e t st o s t i c k together? A. B C D. E.
D u r i n gt h e p e r i o do f i s o v o l u m e t rci co n t r a c l i o n , whlch of the followinghappens? A. B. C.
The catabolismof which of the followingresultsrn no energy productionin the form of ATp? A B. C. D.
77
79.
Which of the followingtypes of blottingcan be used to identifyDNA restrictionfragments? A. B. C. D.
76
A l l e r st h e a m i n oa c i d s e q u e n c eo f p r o t e i n s e n c o d e db y t h e D N A M i n i m i z e st h e d e l e t e r i o ues f l e c 1o f m u t a t i o n s M a x i m i z e st h e b e n e f i c i ael f f e c io f m u t a t r o n s I n c r e a s e sc h a i nt e r m i n a i i o n Leads to activeproieins
Intraceliula r er c e p l o ras n d s l j n r u i a l i n p groleil synthesis Receptorson the cell nrenrbrarre arrd s t r n r u l a t i npgr o l e i ns y n t h e s i s I n t r a c e l l u l raer c e p t o rasn d a l t e r i n gt h e specificactivityof ceflainenzynres Receplorson the cell menrbraneand a l l e r i n gt h e s p e c i f i ac c t i v i l yo f c e d a i n enzynres
Ca". ADP. l hr o n r b i n . thronrboxane A2. p r o s l a c y c l i(nP g 1 2 ) .
8:i
/\n exanrl-rlr: o1synergistl is;ihe eflecls of P,. B C D
oq
\ / / i r i c ho { t h e f o l i o w i n g n r o l e c u l ecsa u s e st h c activalic.rrr of ntyosirtkirrasearrcjthe corrtracliorr r_r1 snioolhnruscle'/ A. B C D. E.
B9
Load Flexor Withdrav,ral D y n a m i cs t r e t c h
A. B. C D. E.
90
Withdrawal Nociceptive Polysynaptic Monosynaptic
Which of the followingis an essentialelement found in all cytochromes?
J I
m u s c l es p i n d l e s . m u c o s a lm e c h a n o r e c e p t o r s . periodontalmechanoreceptors. n o c i c e p t o r lsn t h e d e n t a lp u l p .
Acute cyanldepoisoningwould mostlikelylead to which of the following? A. B. C.
B7
Which of the followingslalenrentsaboul n o r e p t n e p h r i ni se c o r r e c t ? A. B. C. D E
R e n a lp l a s m af l o w Filtration fraclion L e n g t ho f t h e d i s t a lt u b u l e L e n g t ho f t h e p r o x i m atlu b u l e L e n g t ho f t h e t h j n s e g m e n o l f t h e l o o po f Henle
A. Co B C u C. Fe D. Mg E. Zn
A patientbites down rapidlyon an unexpected hard surfacewhile chewing.Cessationof motor u n l t r e c r u i t m e ni tn j a w c l o s i n gm u s c l e si s c a u s e d b y s t i m u l a t i oo nf A. B. C. D.
Aclirr 1'roporrin Calmodulin Calcilonin Cholecalciferol
Whiciro{ tlre followingis the prinrarydiflerence b e l w e e nj u x t a m e d u l l a ar yn d c o r t i c anl e p h r o n s ?
The stretchrefiexis an exampleof which of the followingrefiexes? A. B. C. D.
B6
i r r s u l i na n d g l u c a g o no n b l o o dg l u c o s e . e s l r o g e na n d p r o g e s l e r o n o e t . tu l e r i n e molility g r o w t hh o r n r o n ea n d t h y r o x i n eo n s k e l e l a l g ro\4/1lt . anlidiurelih c o r n r o n ea n d a l d o s l e r o l r e on p o l a s s l u ner x c r e l i o r r
The jarvjerk re{lexis an exanrpleof wlrrchof ilre followingrefiexes? A. B. C. D.
B5
B8
D.
C a u s e sc a r d i a ca c c e l e r a t i o n C a u s e sg e n e r a vl a s o d i l a t i o n C a u s e sv a s o d i l a t i oinn v e s s e l so f t h e s k i r r H a s a n e g a t i v ei r r o t r o p iecf { e c to n t h e l r e a n I s l h e p r e g a n g l i o n iscy n r l t a i l r e l i c n e ur o t r a n s m t t t e r
E.
92
Chondroitin sulfateis a majorcomponento{ which of the {ollowing? A B C. D E.
11
Increasedoxygenconcentration in arterial blood Increasedcarbondioxideconcentration in venousblood Decreasedoxygenextractron by peripheral tissues Increasedoxygenextraciionby peripheral ltssues Decreasedcarborrdioxideconcentration rn arterialblood
Hair Mucin Carlilage Bacterialceilrryalls B l o o dg r o u ps u b s t a r r c e
93
Irothacllvr: \A/lrichof 1l'rc{ollowingcharacteriz-es transpota l n d f a c i l i t a t ed i f l u s i o n ?
Which of the followinghas the mosl eflect in s t i n r u l a t i nrge s P i r a t i o n ?
C.
I n c r e a s ei n b l o o dP H l O2 D e c r e a s ei n a r t e r i aP l CO2 I n c r e a s ei n a r l e r i aP
D. E.
D e c r e a s ei n b l o o dP H l CO2 D e c r e a s ei n a r l e r i aP
A B.
95
A. B. C D. E.
H y d r o l Y s iosf A T P C o n r p e t i l i vien h i l l i t i o n T r a n s P o rbl i d i r e c t i o r r a l T r a r i s p o ral g a i n s la c o n c e n t r a t i ognr a d i e n t
A B C D
94
99.W1-ricltnrainproduclofproteinnilrogentrrr:lal.rolistrl i s l o u n d i n h u m a t ru r i t r e ' l
100. Each of the followingis expectedto be active EXCEPTone Which duringfattyacid biosynthesis one is the EXCEPTION? A. B. C. D. E.
Which of the followingproteinsis involvedwith n n d s u b s e q u e net l i m i n a t i o n b a c t e r i aal g g r e g a t i o a from the oral cavity? A. B. C. D
A.
Gustin Statherin Lactoferrin SecretorylgA
B. C.
Thyroidhormonesare synthesizedfrom which of the followingamino acids? A. B. C. D. E.
97
A. B. C. D. E.
9B
Phosplrodiesterase M o n o a m i n eo x i d a s e A m i n od e c a r b o x Y l a s e TyrosinehYdroxYlase
G
C D
G
E
A. B C.
Gp
B
M i d d l et h i r d Occlusalthird Samethirdas that tooth'sbuccalheighlof contour Samethirdas the lingualheightof contour on the crownof the maxillaryprernolars Samethirdas the lingualheightoi contour on the crownof the mandibularfirstpremolar
'103. When viewedfronrtlre facialaspecl,the crownof firstpremolarhas an occlusal the n.rarrdibular oullinethal nornrallyexlribitswhich of the loliowing clraracteristics?
Proleinarrd RNA synllresisoccurin eacfrof the { o l l o w i n gp h a s e so { t h e c e l lc y c l eE X C E P To n e one is llreEXCEPTION? Wl-rich A.
root usualiytips mesiallyin The mesiofaclal one-third its aPical The palatalroot has a concavefacial surface. The palatalroot is flattenedand concaveon its mesialand distalsurfaces' The distoiacialroot is flattenedand concave on its facialsurface'
102. Which of the followingrepresentsthe locationof the lingualheightof contouron the crownof the m a n d l b u l asre c o n dP r e m o l a r ?
Tyrosine DoPamine Histidine Threonine TryptoPhan
Which of the followingenzymesis responsiblefor inactivatingcatecholamines? A. B. C. D.
acid cYcle TricarboxYlic PYruvatedehYdrogenase A m i n oa c i dc a t a b o l i s m B e t ao x i d a t i o n GlYcolYsis
101. Which of the followingstatementsbesl describes the rootsof a maxillaryfirstmolar?
D. 96
Urea Anrmonia Creallne U r i ca c i d Crealinttre
D.
1 S 2 M 4'
Cusptip whichis of{selto the distal Cusptip whichis cenlerednresiodislally slopewhiclris lorrgerthan the Disto-occlusal sloPe occlusal nresioslopewhich is longertlran Mesio-occlusal the disto-occlusalslope
1 0 4 1 w o p u l p c a n a l sa r c n r o s lc o m m o n l yf o u n r ji n l h e A B C D E
f A
r o o l o { a m a n d i i r u l acre n l r a li n c i s o r . l a c i a lr o o l o f a m a x i l l a r yf i r s l p r e n r o l a r . d i s t a lr o o t o { a m a n d i b u l afri r s l r n o l a r . m e s i a lr o o l o i a r r a n d i b u l afri r s l n - r o l a r . nresrofacial root of a nraxillaryfjrst molar.
A B C. D E
1 0 5 . I n t h e t r i a n g l ef o r m e db y t h e p r o j e c t i o n o{ the orificesof the canalsof a maxillaryfirsl nrolar,the A B. C D E. 'l06
l i n e c o n n e c t i n gm e s i a lw i t h l i n g u a li s l o n g e s t l i n e c o n n e c t i n gd i s l a lw i l h l i n g u a li s l o n g e s l . i i n e c o n n e c t i n gm e s i a iw i t h d i s t a li s i o n g e s l . a n g l ea t t h e d i s t o l i n g u ac la n a l i s o b t u s e . a n g l ea 1t h e m e s i o f a c i acla n a l i s o b l u s e .
Which of the followingattachesthe root surfaceto t h e a l v e o l a rb o n e ? A. B C. D. E.
Cementum A t t a c h e dg i n g i v a D e n t i n atlu o u r e s P e r i o d o n t ai il g a m e n t Cementoename j ul n c t i o n
lncisiveforamen C a n i n ee m i n e n c e Maxillarytuberosity E x t e r n aol b l i q u er i d g e G r e a t e rp a l a t i n ef o r a m e n
A. B. C. D.
in occlusion. e x p o s e dt o o r a lf i u i d s . coronalto the cervicallrne. o c c l u s atlo t h e g i n g i v am l argins.
Fusion D e n si n d e n t e Concrescence Dilaceration Gemination
113. When comparedto a maxillaryfirsl molar,the roots of a maxillarysecondmolar A. B. C. D. E.
Parotld Incisive Fungiform Interdental Circumvallate
are longer. are moredivergent. are fewerin nunrber. have lesspotentialfor fusion. a r e g r e a t e irn d i s t a li n c l i n a t i o n .
114. Whlch of the followingteeth is tlre most likelyto have a bifurcatedroot? A B. C. D E.
'109. The bulk of a tooth consistsof A. B. C. D. E.
111. The anatomiccrownis that portionof a tooth lhat is
A. B. C. D. E.
1 0 8 . W h i c ho f t h e f o l l o w i n gp a p i l l a ew o u l d n o r m a l l yb e f o u n d i n t h e b u c c a lv e s t i b u l e ? A. B. C, D. E.
l l r c a n a l o n r iccr o w n the clinicalcfown. t h e l u n c t i o n acll i n i c acl r o w na n d r o o 1 . m e a s u r a b llya r g e ri n y o u n gp e r s o n si l r a ni n o l d e fp e r s o n s . no1etfectedby periodontaihealth
t a sa n e x t r e m e i w 112. A patienh y i d e ,n o t c h e dt o o t hi n t h e m a n d i b u l al e r f tc e n t r ai n c i s o p . linical r o s i l i o nC and radiographic examinations reveal28 teeth have erupted,but four third molarshave nol erupted.Whichof the followingconditionsexists?
1 0 7 . W h i c ho f t h e f o l l o w i n ga n a t o m i cs t r u c t u r e si s f o u n d .1ustlingualto the maxiliarycentralincisors? A. B C. D. E.
T h e p a r l o f t h e l o o l hl t , h i c ha. l a g i v e nm o r n e n l i.s e x p o s e d1 ot h e o r a lc a v i l yi s
pulp. crown. dentin. enarlel. cementunr.
Maxillarycentralincisor M a x i l l a rlya t e r ailn c i s o r M a n d i b u l al ar t e r ailn c i s o r M a x i l l a rcya n i n e M a n d i b u l acra n t n e
115. Whichof the followingprimaryteethdoes a second prerlolarreplacewhen it eruptsinto the oral cavity? A. B. C. D E.
I J
Canine F i r s tp r e m o l a r Secondprenrolar Firstnrolar S e c o n dn r o l a r
1 1 b . W h i c i ro f 1 i - rfeo l l o n i r r gd e s c r i b e st h e c o n r a r ; r relalio'sfri1-i i.telwr:e'a rnaxillaryce.lral i.cisor arrri a r . n a x i l l a rl ay l e r a li n c i s o r ? A B C D
C o n t a c ti s o f l s e t1 ot h e l i n g u a l C o n t a c li s c e n t e r e di n c i s o c e r v i c a r r y . L i n g u a le n r b r a s u r ies l a r g e rt h a n l h e l a c i a l entbrasure. I n c j s ae l nrbrasure i s l l r e l a r g e s lo { a i l t h e entbrasures.
A. B. C. D.
1 1 7 . I n t h e h o r i z o n t apl l a n e ,a s t h e m a n d i b l em o v e sr n a l a t e r ae l x c u r s i o nt,h e m i d l i n eo f t h e m a n d i b l e ntoves A. B. C. D. E.
straightanteriorly. straightposteriorly. s t r a i g h lt a l e r a l l y a n l e r i o r l ya n d J a t e r a l l y . posteriorlyand laterally.
A B C. D.
A. B. C. D.
Agenesis Dilaceration Concrescence D e n si n d e n t e E n a m e lp e a r l s
Masseter Temporalis Medialpterygoid LateralPierygoid
126. Fromthe occiusalaspect,wlrichof lhe following represents the nrostfrequer-rily seenforrtrof a maxillarysecondnrolar? A. B. C. D. E
Distofacialof a maxillaryfirst L i n g u ao l f a m a x i l l a r fyi r s t M e s i a lo f a m a n d i b u l afri r s l D i s t a io f a n r a n d i b u l af irr s l
1 2 1. T h e d i s t o l i r r g u ca ul s l to f w h i c ho f t h e f o l l o r v i n g nrolarsnrightbe abserrt? A. B. C. D.
Vertical Sagittal Horizontal Transverse
1 2 5 . D u r i n ga v i s u a e l x a m i n a t i oonf a p a t i e nw t ho hasa severeclenchinghabit,which musclewoutoone expect1osee enlarged? A. B. C. D.
Nerve tissue B l o o dv e s s e l s Cementoblasts L y m p hv e s s e l s
1 2 0 . W h i c ho f t h e f o l l o w i n gm o l a rr o o t si s w i d e f a c i o l i n g u a l al yn d c o n c a v eo n b o t h n r e s i a al n d distalsurfaces? A. B C D
T h e m e s i a cl o n t a c o t { a m a x i l l a rcya n i n e T h e d i s t a lc o n t a c o l f a m a x i l l a rcya n i n e T h e m e s i a ci o n t a c o t f a m a x i l l a rlya t e r a l tnctsor The nresialcontactof a mandibularlateral incisor
124. When the mandibleperformsa laterotrusrve movement,the laterotrusive-side condylemoves primarilyaboutwhich of the followingaxes?
1 1 9 . E a c h o f t h e f o l l o w i n gc a n b e f o u n di n t h e c e n t a l p u l pE X C E P To n e .W h i c ho n e j s t h e E X C E P T I O N ? A. B. C. D.
Facialgrooveol the righlfirst molar LinguaigrooveoI tlre rightfirsl nrolar Embrasurebelweenthe righlfirsl prenrolar a n d t h e r i g l r ls e c o n dp r e m o l a r Embrasurebelweenthe righlsecond prentolarand the righlfirstnrolar
123. The proximalcontactareasbelweenanteriorleeth a r e i n c i s atlo t h e m i d d l et h i r do f t h e t e e 1 hW . h i c ho l t h e f o l l o w i n igs a n E X C E P T I O N t o t h i sr u l e ?
118. A patientpresentswith symptomsof an acure abscesson the maxillaryleft laieralincisor.There are no clinicalsigns of decay or restoration. R a d i o g r a p h i c a lw l yh, i c ho f t h e f o l l o w i n gw i l l m o s t likelybe shown as the cause of the abscess? A. ts. C. D. E.
1 2 2 l n a r i g h tv ' r o r k i nngr o v e n r e ntth, c l i n g u acl u s ; ;o f a m a x i l l a rryi g h ls e c o n dp r e n r o l apr a s s e st h r o u g l . r w h i c ho f l h e f o l i o w i n gm a n d i b u l asrt r u c t u r c , s ?
Round Square Trapezoidal Rhonrboidal Heai-shaped
1 2 7 . I n i t i a l i oonf c a l c i f r c a t i of onr t h e r r r a n d i b u lcaer n t f a r ir-rcisor normallyoccursal
Maxillaryfrrst M a r r d i b u l af irr s i M a n d i b u l atrh i r d M a x i l l a r yt h i r d
A B C D E. t4
3-4 nronlhsof age 1 y e a ro { a g e . 2-3 yearso{ age. 4-5 yearsof age. 6-7 yearsof age.
1 2 { ' , T f r e o b l i q u er i d g eo f t h e m a x i i l a r yn i o l a r se x t en d s ltt--lween wfrjohlwo cusps? A B C D E
1 3 4 . V t / i " i ei rnr i t sn o r n r apl o s i l i o rrte l a i i v c1 ot h e a r c h f o r n r .t h e c r o r v rorf a n r a r r d i b u l fai r rs in . r o l ai r r c l i n e s
M e s i o { a c i aaln d d i s l o i a c i a l l r / e s i o l i n g u a nl d d i s l o l i n g u a l l M e s i o l i r r g uaanl d d i s l o f a c i a l M e s i o i a c i aal n d r r e s i o l i n g u a l M e s i o f a c i aai n d d i s t o l i r r g u a l
A. B C. D
1 3 5 . W h i c ho f t h ef o l l o w i ntge e t hm i g h lp o s s e s st i r r e e cusps?
1 2 9 A t a g e B , t h e m a x i l l a r fyi r s ln r o l a rh a s A B C. D E
a mesialcontaclwitlr the prinraryfirst nrolar a distalconlactwith the secondmolar. n o m e s i a lc o n t a c t . no distalcontact. not yet erupted
A B C D.
1 3 0 . O f t h e p r i m a r ym a x i l l a r tye e 1 ht,h e c e r v i c arl i d g e w o u l d s t a n do u t m o s l p r o n r i n e n t lays a d i s t i n c l entrtyon which surfaceof which molar?
A B. C. D. E.
Molar
Surface
First First Second Second Second
Distofacial Mesiofacial Distofacial Mesiolingual Distolingual
E.
A. B. C. D.
A. B. C. D. E.
Maxillaryfirsl l r 4 a n d i b u l fai r s t M a x i l l a r ys e c o n d M a n d i b u l asr e c o n d
retrusivecontacts. protrusive contacts. mediostrusive side conlacts. laterotrusive side contacts. lateralprotrusive contacts.
138. Betweenwhichof the followingperrnanent teethis the lingualenrbrasure snrallertlranthe facial enrbrasure? A
133. Tl-reincisalenrbrasureis the snrallestbetweerr which of the {ollowrrrg two teeth? A. B C D E
Buccal Central Distolinguai groovesof obiiqueridge Transverse
1 3 7 . W h e nt h e m a n d i b l m e o v e sf r o m m a x i m u n r intercuspalpositiondistally,any iooth contactsthat occur are called
Buccal Lingual Central Distobuccal
1 3 2 . W h i c h o f t h e f o l l o w i n gp r e m o l a r sf r e q u e r r t lhya s o n l y o n e p u l ph o r n ? A B. C. D
Maxillary secondprenrolarand maxillaryfirsl molar Maxiliary secondpremoiarar'rdmandibular firstpremolar Maxillary firsl molarand mandibularsecond molar M a x i l l a rsye c o n dm o l a ra n d m a n d i b u l af irr s l premolar M a x i l l a rsye c o n dm o l a ra n d m a n d l b u l a r secondpremolar
1 3 6 . E a c h o f t h e f o l l o w i nggr o o v e so r i g i n a t eisn t h e centralpit of the maxillarysecondmolar(fourcusp t y p e ) E X C E P To n e .W h i c ho n e i s t h e EXCEPTION?
1 3 1. W h i c hg r o o v eo f t h e m a n d i b u l afri r s tm o l a rd o e s t h e m a x i l l a r ym e s i o l i n g u ac lu s p p a s st h r o u g hi n a l a t e r a le x c u r s i v em o v e m e not n t h e w o r k l n os i d e ? A. B C. D
d i s t a l la y n df a c i a l l y . m e s i a l lay n d f a c i a l l y . m e s i a l lay n d i i n g u a l l y d i s t a l la y n dl i n g u a l l y .
B.
M a x i l l a r yc e n t r a il n c i s o r s M a n d i b u l acr e n t r a il r r c i s o r s M a x i l l a r yc e n t r aai n d l a t e r a il n c i s o r s M a x i l l a r yl a t e r a il r r c i s oar n d c a n i n e M a n d i b u l alra l e r a il n c i s o ra n d c e n t r a il n c i s o r
C. D.
15
Maxiliary firstprenrolarand nraxillary secorrd prentolar Maxillary secorrdnrolararrdmaxillarythird ntolar l t 4 a n d i b u lfai rrs tn r o l a ra n d n r a n d i b u i a r seconollolar M a n d i b u l af irr s tp r e n r o l aar n d m a n d i b u l a r secondprenrolar
1 3 9 O n a m a n d i b u l afri r s ln r o l a rl,h e d i s l o f a c i agl r o o v e s e r v e sa s a n . j s c a p e w a fyo r l l r e n r e s i o l i n g u a l slt cu o l t i r e r r r a x j l l a r{yi r s 1m o l a rd u r i n gw h i c h o { t h e f o l l o w i n gn r a n d i l t u l anrr o v e n r e n l s ? A. B C D.
A. B. C. D. E.
Working Non-working Protrusive C e n l r i cs i i d e
1 4 4 . W h i c ho f l h e { o l l o w i r rpgr i m a r yg r o o v e su n i t i n g in t h e d i s l a lp i 1o n t h e o c c l u s asl u r l a c eo f i h e m a n d i b u l asr e c o n dm o l a rr e p r e s e n t st h e o n e t h a l n o r m a l l yh a s n o c o u n l e r p a rj ln t h e d i s t a lp i t o f t h e firsl molar? A. B C. D. E.
? E.
A B. C. D. E.
Distolingual DF triangular DLtriangular D i s t a lm a r g i n a l Distalportionof the central
Straight Evenlyconvextowardthe apex Evenlyconvextowardthe occlusal lrregulariyconvextowardthe apex lrregularlyconvextowardthe occiusal
146. In a CUSPTO FOSSAconlactingrelationship in intercuspalposition,the maxillaryfirstpremolaris most likelyto articulate with which of the following m a n d i b u l at re e t h ? A. B. C. D. E.
A. B. C. D. E.
Dwarfing Elongation Bifurcation Concrescence Trifurcation
L a l e . ailn c i s o r L a t e r ailn c i s oar n d c a n i n e Firstpremolar C a n i n ea n df i r s tp r e m o l a r Firslpremolarand secondpremolar
Periodontal health P l a n eo f o c c l u s i o n Occlusalcontaclforces Interproximal contactform Forcesexertedby the llps and tongue
148. When viewedfromthe fronialplaneand progressing posteriorly, the axial inclination of the crownsof maxiJlary posleriorteeth
143. Which of the followingteelh representsthe one mosl likelyto presentwith three roots? A. B C D. E.
Reslposition Terminalhinge Maxrmum opening M a x i m u mp r o l r u s i v e lntercuspa p lo s i t i o n
147. Whichof the followingis leastlikeiyto contributeto or affectstabiiityof the dentalarch form?
142. Which of the followingrepresentsthe most c o m m o nt y p e o f r o o la n o m a l yo n t h e m a n d i b u J a r first premolar? A. B. C. D. E.
Antrum N a s a sl e p l u n r F r o n l asl r n u s Zygomalicarch M a n d i b u l af or s s a
145. Which of lhe foliowingjavr positionsis deternrined alnroslexclusively by tooth contact?
141. Which of the followingbest describesthe cervical marginon the facjalcrown surfaceof the maxillary flrst molar? A B C.
1 4 4 W i r i c ho i t h c f. o l l o w i n rge p r e s e n l tsh e s l r u c l u r ei n t h e r r r a x i l l aar yl v e r t l abro n el h a l m a x i l l a r p y rr:molar rools occasronally penelrale,1
A. B. C. D. E.
M a n d i b u l acr e n t r a il n c i s o r M a n d i b u t asre c o n dp r e m o l a r M a n d i b u l acra n i n e Maxillaryfirst prenrolar M a x i l l a r sy e c o n dp r e n r o l a r
renrainsvertical. i n c l i n e isi n g u a l l y . i n c l i n e ds i s t a l l y . inclinesrnesially. i n c l i n eb succally.
149. When viewedfromthe sagiilalplane,the axial i n c l i n a t i oonf t h e a n l e r i olre e t h A. B C. D. E.
to
remainsvertical. inclinesfacialiy. inclinesnresially. inclinesdistally. i n c l i n e lsi n g u a l l y .
1 5 t l T . h el t r e s e n c eo f n r a n r e l o nosn a 1 9 , y e a r - o l c l p a l i c n ts u g g e s l sw h i c ho { l l r e l o i l o v , i i r icgo n d i l i o n s . / A B C. D E
Fl u o r o s i s lr/lal{ornratrorr Malnulrition D e l a y e de f u p t i o n A n l e r i o ro p e n b i t e
A. B C D. E
151 In osteonralacia b ,o n e sa r e w e a k b e c a u s eo i t h e f a i l u r eo { A B. C. D. E.
remodeling of bone. b o n e m a t r i xf o r m a t i o n . osteoblaslproliferation b o n e m a t r i xc a l c i f i c a t i o n . interstitialgrowthof carlilage.
A. B. C. D. E.
C. D. E.
Thoracicaorta A b d o m i n aal o r t a Coronaryarleries Arch of the aoda Commoniliacarteries
A. B. C. tJ. E.
' 15 5
M o s ti n f e c t i o nas r e s u b c l i n i c a l . P a r a l y s i si s a n u n c o m m o no u t c o m eo f infection. T h e r ea r e 3 t y p e so f p o l i o v i r u sm, a k i n g3 i n f e c t i o n ps o s s i b l e . V i r u si s p r e d o m i n a n tsl yh e d f r o m t h e b o d y and transmittedin resplratorysecretions. S o m e d a m a g e dn e u r o n sm a y b e r e p a i r e d , restoringlost functions,
A. B. C. D. E.
S a r c i n al u t e a B a c i l l ua snthracis Veillonella alcalescens Porphyromonas gingivalis Alpha-hemolylic streptococcus
' 16 0 . B e t a ' 1 - 4 l i n k a g e cs o n n e c N t - a c e t ygl l u c o s a m i n e and N-acetylmuranricacid.The resullingpolynrer is {oundin bacterial A. B. C. D
Shingles Chickerrpox l l e r p e sl a b i a l i s l n f e c t i o um s ononucleosis l l e r p e l i cg i n g i v o s t o n r a t i l i s
flagella. capsules. c e l lw a l l s . metachronratic granuies.
' 16 1 . R o u g hp n e u n t o c o c c i t h a l a r e g r o w ni n t h e presenceof DNAfronrsmoothpneunrococci developcagtsules. This processis ternred
W h i c l ro f t h e { o l l o w i r rcgo n d i t i o n m s i g l r tb e a n i n i l i a l nrani{estation of early,acute lJlV infectiorr? A. B. C D F
Semen Serum Saliva Amniolicfluid B r e a sm t ilk
159. Which of the followingrepresents the anaerobic organismthal is culturedfrom gingivalscrapings a n d t h a tf o r m sb l a c kc o l o n i e so n h e m i n - c o n t a i n i n g c u l t u r em e d i a ?
1 5 4 . W h i c h o f t h e f o l l o w i r . cr ga n r e s u l ti f a n i r r d i v i d u a l lravingreactivationof latentvarlcellazostervirus t r a n s n r i t vs i r u st o a s e r o n e g a t i vien d i v i d u a l ? A. B C D. E.
ActrvalescAMP Causescytolysis i n h i b i t st r a n s l a t i o n lnhibitstranscription InhibitD s N Ar e p l i c a t i o n
1 5 8 . E a c h o f t h e f o l l o w i n fgl u i d si s c o n s i d e r e o dn e t h a t c a n t r a n s m iH t I V E X C E P To n e .W h i c ho n e i s t h e EXCEPTION?
153. Each of the followingsiatementsabout poliovirus infectionsis correctEXCEPTone. Whlch one rs the EXCEPTTON? A. B.
T r e p o n e n rpaa l l i d u r n H a e n r o p h i l udsu c r e y i Chlanrydia tracl'romatis H e r p e ss i m p l e xv i r u s H u n r a rirm m u n o d e f i c r e nvci ryu s
157. Which of the {ollowrngrepresents the nrechanisrn o f a c t i o no f d i p h t h e r ilao x i n ?
1 5 2 . W h i c h o f t h e f o l i o w i n gi s t h e m o s tc o m m o n l o c a t i o nf o r a n a t h e r o s c l e r o tiincd u c e da n e u r y s m ? A. B. C. D. E.
1 5 6 . W h i c ho i t h e f o l l o w i n g f i a t h o g e niss l f r es i n g l e rrtoslconrnroncauseof sexuallylransnritled d r s e a s ei n t h e U . S . ?
A. B. C. D.
Kaposi's arcoma Waslingsyndronre O r a l h a i r yl e u k o p l a k i a M o n o n u c l e o s i s - l iskyen d r o r n e Prreumocysliscarintipneunronia
17
lranslalion. lrarrsduclion transfornration. conjugation.
1 6 2 D u r i n ga n o u t b r e a ko f g a s l r o e n l e r i l icsa u s e d by S a l n r o n e l l aa, s l r a i no f t h e s p e c i e ss u d d e n l y a p p e a r s1 ol . t cr e s i s t a ntlo s r : v e r aal n t i l t j o l i c s . W h i c ho { l i r e f o l l o w i n gb e s te x p l a i n sw h y ? A. B C D.
1 6 8 . N o n q o n o c o c cuarl e t h r i l iiss o l l e r rc a u s e oD y m i c r o o r g a n i s norlsw h i c ho f l h e f o l l o v y i rgr ge n e r a ? A. B. C D
P a r e n ls t r a i nl r a s u n d e r g o n es e v e r a l mulalions P a r e n ts t r a i nh a s a c q u i r e da p l a s n r i d . There are severalslteciesof Salmonella p r e s e n te , a c h r e s i s t a ntlo o n e a n t i b i o l i c . N e w s t r a i ni s a s p e c i e so f E s c h e r i c h i cao l i , w h i c h h a s a c q u i r e dv i r u l e n c eb y m u t a t i o n .
1 6 9 W h i c ho f t h e f o l l o w i n g i s l e a s lI i k e i yt o p r o d u c e a c u t ea b d o m i n asly m p t o n r s ? A B. C D
1 6 3 . W h j c ho { t h e f o l l o w i n gk a r y o l y p e si s f o u n d i n T u r n e rs y n d r o n r e ? A B. C. D. E
45,XO 45,YO 46,XX 47,XXY 47,XYY
A. B. C. D.
M u m p sa n d m e a s l e sv i r u s e s P a r a i n f i u e n zaan d r u b e l l av i r u s e s Coxsackievirusandrhinoviruses A d e n o v i r u s easn d r e o v i r u s e s H e r p e ss i m p l e xv i r u sa n d a d e n o v i r u s e s
A. B. C. D. E.
food. feces. flies. saliva.
A. B. C. D. E.
A l l n u c l e a t e dc e l l s C D 4 +T c e l l so n l y E p i t h e l i acl e l l so n l y H L A C l a s sl l + -c e l l so n l y M e s e n c h y n r ac le l l so n l y
Prolongedcorlicosteroidadmjnistration P r o l o n g eidm m o b i l i z a t i o n Chronicmalnutrition Hypervitaminosis D Advanced age
173. In gelreral.enzynre-deficiency drseasesare inheriledby whichoi the followingnrodes? A. B C. D.
167. Sofl and hard tissuenecrostscharacterizes which o f t h e f o l l o w i n gi u r r g a d l iseases? A. B. C. D E.
Multiple myeloma Metaslaticcarctnoma Osteogenesis imperfecta Hyperparathyroidism L a n g e r h a n(se o s i n o p h i l i c ) g r a n u l o m a t o s i s
172. Osleoporosis can be associatedwith each of the following E X C E P To n e .W h i c hi s t h e E X C E p f I O N ?
1 6 6 . H u n r a nl e u k o c y t ea n t i g e n( H L A )C l a s si m o l e c u l e s are found on which of the following? A B. C. D. E
Osieoarthriiis Goutyarthritis Rheumatoid arthrilis Psoriaiicarthritis
1 7 1 . M u l t i p l el ,y t i cl e s i o n so f b o n ec h a r a c t e r i zeea c ho { the followingconditionsEXCEpTone. Whichis the EXCEPTION?
1 6 5 . I n h u m a n s t, h e m u m p sv i r u si s t r a n s f e r r e d by A. B. C. D.
Cholelithiasis Acule pancreatitis Ampullaof Valercancer Carcinomaof the lail of the pancreas
174 Which of the followingrepresentsthe arthritisthal i s u s u a l l ya s s o c i a t ew d i t ha g i n g ?
164. Whichof the followingvirusesare freguenfly associatedwith eye infections? A. B. C. D. E.
Chianrydra Treponenra Neisseria Hertrophilus
Mucornrycosis Cryptococcosrs Hisloplasnrosrs Coccidioidorlycosis Candrdiasis
to
Polygenic X-linked onrinant Auiosonralrecessive Aulosonraldonrinant
1 7 4 W h j c ; lo- rf t h r :f o l l o w i n ga r - i e n r i ar se s u l l s l r o n rd r u g . induced l_rolentarrc;tr,r su1-ilrression? A B C D E 175
Al.,laslic S i c k l ec e r r pc.rnicious
A B C. D E.
Henroiytic [4yelophllrisic
M u i t i p l ed r u g r e s i s l a n c e i s a s s o c i a l e dw t l l r A B. C. D. E.
D. E.
A. B. C. D. E.
D N A c o d i n gf o r R N As y n t h e s i s RNA codingfor proteinsynthesis A c q u i s i t i oo n f a n i n h e r i t a t l et r a i tb y b a c t e r i a m e d i a t e db y D N A Acquisilionof an inheritabjetrait by bacteria m e d i a t e db y R N A B i n d i n go f 3 0 S a n d 7 0 S r i b o s o m e s
1 7 7 . P l a s m i d - m e d i a t eadn t i b i o t i rce s i s t a n c e has been observedin diseasescausedby each ol the f o l l o w i n gE X C E P To n e .W h i c ho n e i s the EXCEPTION? A. B. C D. E.
Hostcell DNA homoiogyto viral DNA Temperature of hostcell incubaticln Gamma-interferon production Cellsurfacereceptors Viraienzymesynthesis
182. A 5-year-oidchildwith vesicularlesionslimiied 1o the palateand the posteriororopharyngeai mucosa h a s a n o r a il e m p e r a t u roef 1 0 1 o F( 3 g o c ) T h e mostprobable d i a g n o s iiss A. B. C. D. E.
chickenpox. herpangina. recurrentoral herpes. herpeticgingivostomaiitis. hand-foot-and_mouth disease.
183. Which of the followingcellsare the most radiosensitive? A, B, C. D. E.
Streptococcuspyogenes Staphylococcusaureus ly'eisseriagonorrhoeae Bordeteilapedussis Haentopltilusinfluenzae
Neurons Fibroblasts Lymphocytes Chondrocyies E p j t h e l i ac le l l s
184. Duringrepail whichof the followingsubstances is essentialfor precollagen fibersto transforminto collagenfibers?
1 7 8 . E a c h o f t h e f o l l o w i n gc a n p r o d u c e g e n o r y p r c a c h a n g eE X C E P To n e .W h i c hi s t h e f " X C E p T I O N ? A. B. C. D.
Rubella l t e p a t i t iC s l n f l u e n zA a Coxsackievirus H e r p e ss i m p i e x
1 8 1. C e l l u l a rl r o p i s nbr y v i r u s e si s d e p e n d e not n whjch of the following?
plasmids. reconrbination. p o i n lm u t a t i o n s . specializedtransducingphages. generalizedtransducingptrages
1 7 6 . W h i c ho f t h e f o i l o w i n gs l a t e m e n t s b e s td e s c r i b e s bacterialtransformation? A. B C.
180 Whicfrof lhe followingvjrusesjs m o s l l i k e l y 1 oL r e isolaledirc.rn.r feces?
Conjugation Lysogenizatiorr Transfornration Exposureto tetracycline
A. B. C. D. E.
179. The hunranirnnrr_rnodeficiency virus preferentially iniectsn,hicho{ thc followingceils?
Corlisone Carotene Ascorbrcacid prothrombin Thronrboplastin
185. Whichof the followingconditionsrepresenls an i n l o x i c a l i orna l h e rt h a na n t n f e c l i o n ?
A N K B. H e l p e rT C CytotoxicT D. S u p p r e s s oTr
A B. C. D. E.
1A
Anthrax Botulisnr Cl.rancroid Bacleroidosis Salrrrorrellosis septicenria
18€t
l - h e l e n s i l es t r e n g l ho l a l r e a l i n gn r u c o s a l wound d e p e r r d so r r w h r c ho f t h e f o l l o w i n g ? A. B C D. E.
A. B C. D
A. B C D E.
n
A. B C D.
194. Each of the followingvirusesis potentialty capable of causingcell transformation EXCEpT one. Whjch one is theEXCEPTION?
bone
B. C. D. E.
A. B. C. D. E.
Liver S t r i a t e dm u s c l e Collagen S m o o t hm u s c l e
1 8 9 . H e a l i n gi s r e t a r d e db y e a c h o f the following c o n d i t i o n sE X C E P To n e . W h i c ho n e is the EXCEPTION?
Retrovirus Herpesvirus picornavirus HepatitisB virus H u m a np a p i l l o m a v i r u s
195. Whichof the followingtermsrefersto the presence of digestedbloodin the stool? A. B. C. D. E.
-
trauma lmmobilizarron Infection Hemorrhage lschemia
Hemosiderosrs Hemochromatosis Hematoma lcterus Melena
1 9 6 . C h l a m y d i tar a c h o n r a t m i s i g h tc a u s ee a c ho f t h e followingdjseasesEXCEPTone. Which one rs the EXCEPTION?
1 9 0 . E s c a p eo f p l a s m af r o mc a p i l l a r i e s i n t o a n a r e ao t inflammationjs favoredby an increase in which of thefollowing?
A. B. C. D. E.
Hyaluronidase Leukocytemlgration V a s c u l a rp e r m e a b i l i t y O s m o t i cp r e s s u r eo f p l a s m a N u m b e ro f e n d o t h e l i aj ul n c t i o n s
Trachoma Lymphogranuloma venereunr lnclusionconjunctivitis Non-gonococcal urethritis Primaryatypicalpneumonia
197. Whichof the followingconditionsis nrost commonlyassociatedwith acutepancreatitis?
1 9 1 . E a c h o f t h e f o l l o w i n gc o n d j t i o n s p r e d i s p o s eas p a t i e n t o d e v e l o pc a r l c e rE X C E p T o n e .W h i c h is thc EXCEpTION? A. B. C. D. E.
dyspnea. achaiasia. dysphagia. hemetemesis.
h
A.
9 ? E
gallslones. alherosclerosis. hypcrparathyroidisnr. osleogenicsarcoma. i y r r r p h a tsi cp r e a do I l u n gc a n c e r .
1 9 3 Dlfficullyin swailowingrefersto
steroids. histamine. complement. antihistanrines,
1 8 8 . W h i c ho f t h e f o l l o w i n gh a s t h e l e a s la b i l i t yt o regenerate?
A B
M e l a s l a t i c a l c i f i c a l i o na sr e n r o s ll i k e l yt o b e lhe r e s u l lo i
W o u n dh o r n r o n e s E p i l h e l i arle g e n e r a t i o n Fornralion o f c o l i a g e nf i l t e r s A c t i v a t i o no f f i b r r n o r y s r s F o r m a t i o no f e l a s l i cf i b e r s
187 T h e c h e m o t a c l i ca c c u m u j a l i o n o f i e u k o c y l e sa l t h e s r t eo l i m m u n ec o n r p l e xd e p o s i t i o n is a rlsulfol
An . B. C. D. E.
104
A. B C. D. E.
Asbestosis Anthracosis l l e p a t i t i sC Gardner'ssyrrdrorne Ulcerativecolrtis
20
Chronra c l c o h oal b u s e Diabetesnreliitus p h y s i c atlr a u m a Viralinfection lly;rercalcenrra
1 9 8 E e r c ho i t h e f o l l o w i n gi s a l t r i b u t a b l teo h e p a l i c ; { a i l u r eE X C E P To n e .W h i c ho n e i s t h e EXCEPTION? A B C. D. E
Tremor Gynecomastia M a l l o r yb o d i e s Hypoall.rurnirremia S p i d e rl e l a n g e c t a s r a
1 9 9 . R e d h e p a t i z a t i orne f e r s1 ow h i c h o f t h e f o l l o w i n g ? A B C D E.
E a r l ys t a g eo f a c u t eh e p a t i t i s Late stage of acute hepatitis Cirrhosiscaused by hemochromatosis C o n g e s t i o no f t h e l i v e rc a u s e db y c h r o n i c r i g h ls i d e dh e a d f a i l u r e S t a g eo f l o b a rp n e u m o n i a
200 Acute p a s s i v ec o n g e s t i o n o f l e na c c o m p a n i e s w h i c ho f t h e f o l l o w i n g ? A. B. a
D.
Edema Inflammation Contusion Hematoma
z l
NATIONAL BOARDPART1 R E L E A S E D I T E MK E Y | T E M S1 0 1 - 2 0 0
101 B 102 B '1 0 3 C 104 D 105 A 106 D 107 A 1OB A 109 C 110 B 1 . 1I t t t
r\ \ /
112 E 4 A -
4 4
A
126
D A
128 129 130 131
C D B B
154 B 155 D
A 4 ^
A r4
ICJ
lco
U
L.
6
157 C
a ^ ^ t v v
u
II tVrUa
a U
134
C
1t v?v <
tL r
159 160 161 162 163 164 16s 166 167 168 169 170 171 172 173 174 175
D C C B A E D A A A D A C D C A A
lJt
136 C 137 A 138 D
E
1?q
t t c
E
116 117 118 119 120 121 122 123 124 12s
C D D C C D D B A A
140 B 141 D 142 C 143 D 144 A 145 E 146 C 147 B 148 E 149 B 150 E
l l 4
A A T
151 D 152 B
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176 C 177 A 178 D 179 B 1BO D 181 D 182 B 183 C 184 C 185 B 186 C 187 C 1BB C 189 B 190 C 191 B 192 C 193 C 194 C 195 E 196 E 197 A 198 C 199 E 200 A
N A T I O N ALB OA R D P A R T 1 R E L E A S E D I T E MK E Y I T E M S1 - 1 O O /,
J
B B D
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12 12 1 A I Y
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22
D B A B
L
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2 7 8 2 8 B 2 9 D < l
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3 3 3 3 3 3 4 41 4 4 4 4 4 4 4 4 5
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3 2 8 ??
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4 8 5 D 6 A 7 C 8 C 9 E 0 4 A 2 A 3 E 4 D 5 A 6 D 7 E 8 C 9 D 0 c
56 57 5B qq
60 61
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64
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A B E B E A
70
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67 6B
7 7 7 7 B
6 7 8 9 O
0 4
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8 2 8 3 8 4 8 5 8 6 8 7 B B 8 9 9 0 91 9 2 9 3 9 4 9 5 9 6 9 7 9 8 9 9 100
C D D B D n
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E C D D C A C E c C C 8 C D 4 8 E A D
Tlre above key may be used to determine correct and incorreclanswers; however,for this itenr sel, it is not possible to converl a raw score nun'lbercorrectto a standard score of associated pass/failstatus.
2.)
