Anatomy-- Arm and Leg

Question 1

lumbar puncture

Answer 1

iliac crest

Question 2

Pudendal nerve block

Answer 2

Ischial spine

Question 3

Laterally rotates arm– pitching injury

Answer 3

infraspinatus

Question 4

Adductors of arm

Answer 4

Teres minor and subscapularis

Question 5

Dislocation of humerus– nerve/

Answer 5

Axillary

Question 6

Thenar eminence

Answer 6

Recurrent branch of median nerve

Question 7

Surgical neck fracture– motor? sensory? nerve?

Answer 7

Axillary
arm abduction
sensory over deltoid– atrophied deltoid

Question 8

Fracture at midshaft (or extended compressio of axilla)

Answer 8

BEST extensors (Brachioradialis; supinator, triceps)
posterior arm and dorsal hand and thumb

Question 9

Fracture of supracondylar humerus?

Answer 9

Opposition of thumb; lateral finger flexion; wrist flexion

dorsal and palmar aspects of lateral 3.5 fingers and thenar eminence

Apes hand

Question 10

Fracture of medial epicondyle– sensory?

Answer 10

hypothenar eminence

Question 11

upper trunk compression– muscles?

Answer 11

Musculocutaneous; biceps, brachialis, coracobrachialis, flexion of arm at elbow—LATERAL FOREARM

Question 12

Waiters tip

Answer 12

traction of upper trunk c5-6

Question 13

Median claw

Answer 13

Distal median nerve (same as lesion of proximal ulnar nerve)

Question 14

Proximal median nerve injury

Answer 14

popes blessing (same as ulnar claw)

Question 15

superficial laceration of palm

Answer 15

Recurrent median nerve– apes hand; NO LOSS OF SENSATION

Question 16

Trendelenberg gait

Answer 16

superior gluteal nerve– gluteal minimus and medius

Question 17

Surgical neck of humerus blood supply

Answer 17

Posterior circumflex

Question 18

Midhsaft of humerus with radial artery

Answer 18

Deep brachial