A 38-year-old man has had thyroid surgery to remove his papillary carcinoma. The external laryngeal nerve that accompanies the superior thyroid aery is damaged during the surgery.This injury could result in a severe impairment of function of which of the following
Correct Answer: Tensing the vocal cords
Description: The External laryngeal nerve innervates the cricothyroid muscle (major tensor), which tenses the vocal cord. Hence damage to this nerve will lead to inability to tense the vocal cords.
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Anatomy
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