Damage to internal laryngeal nerve results in_____________?
Correct answer: C. Anesthesia of the larynx
- A. Hoarseness
- B. Loss of timbre of voice
- C. Anesthesia of the larynx
- D. Breathing difficulty
Explanation
The internal laryngeal nerve is the sensory nerve of the larynx above the vocal folds, so its damage causes loss of laryngeal sensation and the protective cough reflex. Hoarseness is more typically associated with recurrent laryngeal nerve injury.
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