During the final game of the State Hockey Tournament a 17-year-old boy is struck across the neck with his opponent's hockey stick. Following the game the boy complains to the physical trainer of shoulder pain and weakness in forward elevation and abduction of his arm. Damage to which of the following would most likely explain these symptoms?
A) Facial nerve
B) Suprascapular nerve
C) Spinal accessory nerve
D) Dorsal scapular nerve
E) Vagus nerve

Question

Quizplus · Accepted Answer

The spinal accessory nerve innervates the trapezius muscle, which is responsible for shoulder elevation and assists in arm abduction. Damage to this nerve can cause shoulder pain and weakness in these movements.

During the Final Game of the State Hockey Tournament a 17-Year-Old