This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
Sensory supply of middle ear cavity is by 
Select and explain. 
A. 5th nerve, B. 10th nerve, C. 9th nerve, D. Greater occipital nerve
C: 9th nerve
Answer: C: 9th nerve 
Explanation: .Sensory Innervation. The middle ear is supplied by the auriculotemporal (fifth cranial) and tympanic (ninth cranial) nerves and by the auricular branch of the vagus ref Robbins 9/e pg 567