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
Sensory supply of larynx, below the vocal cord - 
Select and explain. 
A. Superior laryngeal nerve, B. Inferior laryngeal nerve, C. Recurrent laryngeal nerve, D. Internal laryngeal nerve
C: Recurrent laryngeal nerve
Answer: C: Recurrent laryngeal nerve 
Explanation: Above the vocal cord


Below vocal cord




Sensory supply


Internal laryngeal nerve


Recurrent laryngeal nerve




Arteries


Superior laryngeal artery
(Branch of superior thyroid artery


Inferior laryngeal artery
(Branch of inferior thyroid artery




Lymphatics


Anterosuperior group of deep cervical lymph nodes


Posteroinferior and pre-laryngeal
group of lymph nodes




Motor supply



 All intrinsic muscles of the larynx are supplied by recurrent laryngeal nerve except cricothyroid.
 Cricothyroid is supplied by the external laryngeal nerve.