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: ENT
[{'content': 'Referred pain from tonsils to the middle ear is along the - \nSelect and explain. \nA. Vagus nerve, B. Glossopharyngeal nerve, C. Auriculotemporal nerve, D. Greater auricular nerve', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Nerve supply of tonsils \n\nLesser palatine branches of sphenopalatine ganglion and glossopharyngeal nerve provide sensory nerve supply to the tonsils.\nGlossopharyngeal nerve also gives sensory supply to middle ear (through tympanic plexus). Therefore, pain from the tonsils can be referred to middle ear along glossopharyngeal nerve.', 'role': 'assistant'}]