This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
[{'content': 'Ostamann fat pad is related to \nSelect and explain. \nA. Ear lobule, B. Buccal mucosa, C. Eustachian tube, D. Tip of nose', 'role': 'user'}, {'content': 'Answer: C \nExplanation: It is related laterally to the membranous pa of the eustachian tube.It helps to keep the tube closed and thus protect it from the reflux of nasopharyngeal secretions. Veical section of Eustachian tube- Ref: Dhingra 6th edition pg. no - 57', 'role': 'assistant'}]