This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Anatomy
Sensory supply of vocal cord 
Select and explain. 
A. Internal laryngeal nerve, B. Recurrent laryngeal nerve, C. Superior laryngeal nerve, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: The mucous membrane of the vocal cords is supplied by the internal laryngeal nerve while below the vocal cords by the recurrent laryngeal nerve. The superior laryngeal nerve divides into external and internal laryngeal nerves. Reference: Textbook of anatomy, Head Neck, and Brain, Vishram Singh, 2nd edition, page no.227,347