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Anatomy · Upper limb
Sample itemWhich nerve is most vulnerable in a fracture of the surgical neck of the humerus?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Axillary nerve
The axillary nerve winds around the surgical neck of the humerus and may be injured with shoulder trauma or proximal humeral fracture.
Option by option
A. Radial nerve
Radial nerve is closely related to the humeral shaft.
B. Median nerve
Median nerve is not the key nerve at the surgical neck.
C. Ulnar nerve
Ulnar nerve passes behind the medial epicondyle.
D. Axillary nerve (correct)
Correct: axillary nerve lies close to the surgical neck.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.