system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Which nerve is responsible for referred pain in ear?
assistant
The correct answer is  Pharyngitis may cause referred pain in the ear as both are supplied by IX nerve. Ref: BD Chaurasia's HUMAN ANATOMY, Volume 3, 4th edition.