Anatomy Dr. Gibbs

1. Which of the following is NOT true about the posterior intercostal arteries? A. All are branches of descending thoracic aorta B. Give collateral branch in intercostal space C. Run along the lower border of rib D. Anastomose through anterior intercostal arteries with internal thoracic artery

2. 2. Which of the following statements is MOST inaccurate about the azygos vein? A. Begins in the abdomen B. Drains all the intercostal spaces of the right side C. Drains all the intercostal spaces of the right side except the 1st space D. Ends in the extra-pericardial part of the superior vena cava

3. 3. Which of the following BEST describes the intercostal nerves? A. Arise directly from the spinal cord B. Supply only external intercostal muscles in the corresponding space C. Are pure motor nerves D. Have communication with sympathetic chain

4. 4. Which of the following will NOT constitute to form the lower aperture of the thorax? A. Body of the sternum B. 1st thoracic vertebra C. Lower 3 ribs D. Lower 6 costal cartilages

5. 5. Which of the following is a content of the posterior mediastinum? A. Esophagus B. Phrenic nerve C. Ascending aorta D. Thymus

6. 6. The innervation to the visceral pleura will MOST accurately come from which of the following nerves? A. Phrenic B. Intercostal C. Vagus D. Accessory, spinal part

7. 7. Which of the following BEST describes the pulmonary trunk? A. Forms posterior boundary of transverse sinus B. Carries oxygenated blood C. Bifurcates at the level of T7 vertebra D. Forms the anterior boundary of transverse sinus

8. 8. A 5-year old child accidentally aspirates a peanut. This foreign body will MOST likely lodge: A. In the lower part of the trachea B. In the left bronchus

C. At the bifurcation of the trachea D. In the right principal bronchus

9. 9. Which of the following is a branch of the ascending aorta? A. Left common carotid artery B. Brachiocephalic trunk C. Left subclavian artery D. All of the above

10. 10. Which of the following is MOST accurate about the esophageal hiatus in the diaphragm? A. Is at the level of T12 vertebra B. Is at the level of T10 vertebra C. Transmits both the esophagus & descending thoracic aorta D. Transmits both the esophagus & the sympathetic trunk

11. 11. The thoracic duct will MOST accurately drain structures: A. From both halves of the body below the diaphragm B. From both halves of the body above the diaphragm C. From both halves of the body below the diaphragm & left half of the body above the diaphragm D. From both halves of the body into the right brachiocephalic trunk above the diaphragm

12. 12. The sensory innervation to the cornea is supplied by which of the following nerves? A. Long ciliary B. Short ciliary C. Anterior ciliary D. All of the above

13. 13. After the 12th round, a celebrated boxer sustains an injury to the inferior division of his oculomotor nerve. Which of the following extrinsic muscles of the eye would MOST likely be affected? A. Superior oblique, lateral rectus, inferior rectus B. Medial rectus, superior rectus, inferior oblique C. Inferior rectus, inferior oblique, medial rectus D. Superior oblique, levator palpebrae, medial rectus

14. 14. Which of the following structures will MOST likely enter the orbit through the superior orbital fissure above the superior head of the lateral rectus muscle? A. Superior division of the oculomotor nerve B. Superior ophthalmic vein C. Nasociliary nerve D. Trochlear nerve

15. 15. Which of the following ligaments is MOST likely responsible for keeping the odontoid process in position? A. Apical ligament B. Alar ligament C. Membrana tectoria D. Transverse ligament of the atlas

16. 16. The piriform fossa is a space: A. In the sacrum B. In the piriformis muscle C. Between the pharyngeal wall & the ary-epiglottic fold D. Between the superior constrictor muscle of pharynx and the base of the skull

17. 17. Which of the following structures is a MOST likely remnant of the notochord? A. Apical ligament B. Alar ligament C. Membrane tectoria D. Cruciate ligament

18. 18. The thyroid cartilage has an oblique line. Which of the following muscles is MOST likely attached to it? A. Inferior constrictor of the pharynx B. Sternohyoid C. Sternothyroid D. All of the above

19. 19. Which of the following is the CHIEF nerve supply to the nasal septum? A. Superior labial B. Anterior ethmoidal C. Posterior ethmoidal D. Nasopalatine

20. 20. The vestibule of the nose receives its blood supply CHIEFLY from which of the following arteries? A. Greater palatine B. Anterior ethmoidal C. Sphenopalatine D. Superior labial

21. The innervations of the dura mater will MOST likely include which of the following nerves? A. Ophthalmic B. Maxillary C. Mandibular D. All of the above

22. 22. Which of the following structures will MOST likely open into the middle meatus? A. Nasofrontal duct

B. Maxillary sinuses C. Anterior ethmoidal sinuses D. All of the above

23. The subarachnoid cistern will MOST likely communicate with the ventricles of the brain via the: A. Foramen of Monro B. Foramen of Sylvius C. Foramen of Magendie D. A & B only

24. Which of the following BEST describes the great vein of Galen (great cerebral vein)? A. Is formed by the union of the thalamostriate & choroid veins B. Lies beneath the splenium of the corpus callosum C. Drains usually into the superior petrosal sinus D. Is enclosed within the tentorium cerebella

25. The area of the brain that lies immediately lateral to the cavernous sinus is which of the following? A. Orbital gyrus B. Corpus callosum C. Uncus D. Callosal gyrus

26. Which of the following bones MAINLY forms the floor of the nasal cavity? A. Palatine B. Maxillary C. Frontal D. Vomer

27. The lingual nerve when it enters the tongue will MOST likely contain which of the following types of fibers? A. Taste B. Preganglionic parasympathetic C. General sensory D. All of the above

28. The apex of the petrous temporal bone has air sinuses within it. Infection can sometimes spread from the middle ear cavity into this region. In such conditions, which of the following nerves will MOST likely be affected? A. Optic B. Root of trigeminal C. Oculomotor D. Facial

29. The trigone of the urinary bladder MOST likely develops from the: A. Mesonephric tubule & mesonephric duct

B. Endodermal cloaca & allantois C. Hindgut & endodermal cloaca D. Mesonephric duct & ureteric diverticulum

30. Which of the following nerves will MOST likely innervate the tensor tympani muscle? A. Facial B. Maxillary C. Vagus D. Mandibular

31. The lesser superficial petrosal nerve will MOST likely carry preganglionic fibers to which of the following glands? A. Submandibular B. Parotid C. Sublingual D. Lacrimal

32. In myringotomy, the surgically relevant medial relation of the postero-superior quadrant of the tympanc membrane is the: A. Carotid canal B. Promontory C. Sigmoid sinus D. Long process (crus) of incus

33. Which of the following statements is TRUE regarding the scala vestibuli? A. Its contents are the first in the cochlea to receive sound waves B. Is bounded on one side by the basilar membrane C. Is connected to the posterior cranial fossa by the canaliculus (duct) of the cochlea D. Communicates with the saccule via ductus reunions

34. The conjoint tendon is MOST accurately formed by the union of which of the following muscles? A. The external and internal oblique B. External oblique, internal oblique, and transversus abdominis C. Rectus abdominis and transversus abdominis D. Internal oblique and transverses abdominis

35. Direct inguinal hernia is MOST accurately described as a protrusion of the abdominal viscera through the: A. Inguinal canal B. Deep inguinal ring C. Femoral ring D. Hassalbach’s triangle

36. The lymph vessels from the cornus of the uterus will MOST likely drain into which of the following lymph nodes? A. External iliac

B. Internal iliac C. Superficial inguinal D. Para-aortic

37. Contents of the broad ligament will MOST likely include which of the following? A. Uterus B. Fallopian tubes C. Vagina D. Ureter

38. The right testicular vein will MOST likely drain into the: A. External iliac vein B. Internal iliac vein C. Right renal vein D. Inferior vena cava

39. Contents of the linorenal ligament will MOST likely include which of the following? A. Kidney & pancreas B. Spleen & tail of pancreas C. Tail of pancreas & short gastric vessels D. Tail of pancreas & splenic vessels

40. Which of the following structures does NOT form the posterior relation of the kidney? A. Iliolumbar ligament B. Ilioinguinal nerve C. Subcostal artery D. Quadratus lumborum muscle

41. Which of the following structures will MOST likely lie on the posterior wall of the epiplotic foramen? A. Inferior vena cava B. Portal vein C. Gastroduodenal artery D. Right crus of the diaphragm

42. Which of the following parts of the alimentary tract will MOST likely NOT possess a mesentery? A. Jejunum B. Ileum C. Appendix D. Ascending colon

43. The portal vein is MOST accurately formed by the union of which of the following vessels? A. Superior mesenteric vein & inferior mesenteric vein B. Hepatic artery & cystic vein

C. Superior mesenteric artery & inferior mesenteric vein D. Hepatic vein & cystic vein

44. The main pancreatic duct is developmentally derived from which of the following? A. Ventral pancreatic duct B. Dorsal pancreatic duct C. Cystic diverticulum D. Hepatic diverticulum

45. The esophageal opening in the diaphragm is MOST accurately located at the level of: A. 11th thoracic vertebra B. 10th thoracic vertebra C. 7th thoracic vertebra D. 1st lumbar vertebra

46. The rectum begins MOST accurately at the level of: A. Sacral promontory B. 3rd sacral vertebra C. Tip of coccyx D. Pelvic brim

47. Referred pain of the gall bladder will MOST likely be felt at the: A. Tip of the left 9th costal cartilage B. Tip of the right 9th costal cartilage C. Back of the left scapular region D. Tip of the right shoulder

48. Which of the following structures will MOST likely form the anterior relation of the abdominal aorta? A. Right renal vein B. Left renal vein C. Right testicular vein D. Left ureter