Anatomy Upper extremity mcq question paper with answers

June 6, 2012 | By | Reply More

Anatomy Upper extremity mcq question paper with answers


Questions :  

1. Which muscle helps the triceps extend the forearm?

2. Which muscle helps the supinator supinate?

3. Which nerve emerges from the inferior margin of the supinator and travels down the posterior aspect of the forearm?

4. What is the anatomical snuffbox? Which artery is found there?

5. What is your “funny bone”?

6. Which bone articulates with the capitulum? Which bone with the trochlea (of the humerus)?

7. Which bump provides a site of origin for the bulk of the hand and finger extensors? How about the hand and finger flexors?

8. Name the only flexor muscle innervated by the radial nerve.

9. Name the only 2 forearm muscles innervated by the ulnar nerve.

10. Name the only 5 intrinsic hand muscles innervated by the median nerve.

11. If you wake up and realize you have no feeling or a tingly feeling (“pins and needles”) in your pinky and the medial half of your ring finger, which nerve have you pinched?

12. Name the ligament that surrounds the head of the radius.

13. Name the ligaments on the medial and lateral sides of the elbow joint.

14. Which forearm muscle has a tendon that passes above the flexor retinaculum?

15. Which nerve is affected in carpal tunnel syndrome?

16. Which artery gives rise to the common interosseous a.?

17. Name the arm vein most commonly used for venipuncture (taking blood). Which structure deep to this vein offers some protection to the deep vessels and nerve in this region?

18. Which vein is clearly visible in its course across Dan Majerle’s anterior shoulder?

19. Name 3 muscles that have attachment sites on the coracoid process.

20. Which structures do you find in the quadrangular (quadrilateral) space?

21. Which teres muscle medially rotates the arm (e.g. during arm wrestling)? Which laterally rotates?

22. Name the insertion of the biceps brachii m. Name the insertion of the brachialis m. Note the important difference and think about the functional consequences.

23. Name the 4 muscles of the rotator cuff.

24. Which artery is found in the triangular space?

25. Which back muscle is considered “branchiomeric” (i.e. derived from ancestral gill arches)?

26. Name the little muscle that runs under the clavicle.

27. Which nerve passes through the scapular notch (superior notch of the scapula)? Name the 2 muscles it innervates. Which artery passes over the superior transverse scapular ligament (which spans the scapular notch)? (mnemonic: Army over Navy)

28. Which nerve innervates the rhomboids? Which other muscle might that nerve innervate?

29. Name the 2 muscles innervated by the axillary n.

30. Name the 3 muscles innervated by the musculocutaneous n.

31. Name the 2 muscles innervated by the lower subscapular n.

32. Name the 2 nerves that innervate the subscapularis m.

33. Name the nerve that innervates the latissimus dorsi m.

34. Name the nerve that innervates the serratus anterior m.

35. Name the 3 branches of the medial cord (not including the median and ulnar nerves).

36. Name the 4 branches of the posterior cord (not including the radial nerve).

37. Which branch of the axillary a. gives rise to 4 major branches (clavicular, acromial, deltoid , pectoral)?

38. Which branch of the axillary a. runs with the long thoracic n.?

39. Which branch of the axillary a. gives rise to the thoracodorsal and circumflex scapular arteries?

40. What’s the difference between the anatomical and surgical necks (of the humerus)?

41. Name the pointy inferior part of the scapula.

42. Describe a functional consequence of damaging the long thoracic n.

43. List the 2 spinal cord segments that innervate all the muscles that originate in the hand (i.e. the intrinsic hand muscles).

44. Which end (proximal or distal) of the radius is more expanded?

45. Name the space between the greater and lesser tubercles (of the humerus).

46. Identify the main flexor of the forearm.

47. Name the carpals. Which one is a sesamoid bone? Which one has a “hook” (hamulus)?

48. Name the two prominent tendons you might see in the middle of the wrist when you clench your fist.

49. Name the 3 thenar muscles. Name the 3 (or 4, depending on whom you consult) hypothenar muscles.

50. List the 2 spinal cord segments that innervate the biceps brachii, brachialis, brachioradialis, deltoid, teres major, teres minor, subscapularis, infraspinatus, and supinator muscles.

51. Which nerve innervates the supinator m.?

52. Which nerve innervates the pronator teres and pronator quadratus?

53. Which interossei muscles abduct the digits? Which ones adduct?

54. Which artery makes the greatest contribution to the superficial palmar arterial arch?

55. What do you call the little arteries and nerves that run up the sides of the fingers and are visible in a palmar dissection?



ANSWERS: upper extremity


1. anconeus

2. biceps brachii

3. post. interosseous n. (continuation of the deep radial)

4. space between tensed tendons of ext. poll. brev. and long.; radial a.

5. ulnar n., which runs in ulnar groove (at medial distal end of the “humorous” bone)

6. radius, ulna

7. lateral epicondyle; medial epicondyle

8. brachioradialis

9. flex. carpi ulnaris and flex. dig. profundus (medial part)

10. thenar muscles (abd. poll. brev., flex. poll. brev., opponens poll.) and 1st and 2nd lumbricals

11. ulnar

12. annular

13. ulnar and radial collateral

14. palmaris longus

15. median

16. ulnar

17. median cubital; bicipital aponeurosis

18. cephalic

19. b. brachii (short head), coracobrachialis, pec. minor

20. axillary n., post. circumflex humeral a.

21. major, minor

22. radius; ulna

23. supraspinatus, infraspinatus, teres minor, subscapularis

24. circumflex scapular a.

25. trapezius, innervated by XI (a cranial nerve)

26. subclavius

27. suprascapular n.; supraspinatus & infraspinatus; suprascapular a.

28. dorsal scapular n.; levator scapulae

29. deltoid, teres minor

30. b. brachii, brachialis, coracobrachialis

31. teres major, subscapularis

32. upper and lower subscapular nn.

33. thoracodorsal n.

34. long thoracic n.

35. medial pect., medial brach. cut., medial antebrach. cut.

36. upper subscap., thoracodorsal, lower subscap., axillary

37. thoracoacromial a. (trunk)

38. lateral thoracic a.

39. subscapular a.

40. surgical neck is most common site of fracture in proximal humerus (see Moore, COA, p.539)

41. inferior angle of the scapula

42. winging of the scapula from relaxed serratus anterior

43. C8, T1

44. distal

45. intertubercular groove (sulcus)

46. brachialis

47. from lateral (thumb side) to medial (pinky side), proximal row then distal row: scaphoid, lunate, triquetral, pisiform, trapezium, trapezoid, capitate, hamate (mnemonic: Some Lovers Try Positions That They Can’t Handle); pisiform; hamate

48. palmaris longus (medial) and flex. carpi radialis

49. see answer to 10; hypothenar: abd. dig. min., flex. dig. min. brev., opponens dig. min. (and maybe palmaris brevis, too)

50. C5, C6

51. deep radial

52. median

53. the dorsal interossei abduct (“DAB”), palmar interossei adduct (“PAD”)

54. ulnar a.

55. proper palmar digital arteries and nerves


Category: MCQ

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