This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
Damage to the internal laryngeal nerve results in 
Select and explain. 
A. Hoarseness, B. Loss of timbre of voice, C. Anaesthesia of the larynx, D. Brathing difficulty
C: Anaesthesia of the larynx
Answer: C: Anaesthesia of the larynx 
Explanation: Anesthesia of larynx