Heart — Chambers, Valves & Surface Anatomy — Topic Test
7 questions · exam mode (answers revealed at the end). 18 min suggested.
During a radical neck dissection, the surgeon identifies a nerve lying on the surface of the scalenus anterior muscle, running obliquely downward and laterally. Injury to this nerve will most likely cause which of the following?
ALoss of sensation over the anterior triangle of the neck
BInability to elevate the shoulder
CWeakness of the sternocleidomastoid muscle
DParalysis of the diaphragm on the same side