Following an injury to his arm, a patient complains that he has lost the ability to flex his elbow and supinate his forearm. Which nerve do you suspect he has damaged?
A) Median nerve
B) Radial nerve
C) Musculocutaneous nerve
D) Ulnar nerve
E) Axillary nerve

Question

Quizplus · Accepted Answer

The musculocutaneous nerve is responsible for innervating the muscles that flex the elbow (such as the biceps brachii) and assist in supination of the forearm. Damage to this nerve would result in the loss of these functions.

Following an Injury to His Arm, a Patient Complains That