This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Anatomy
[{'content': 'Chorda tympani is a pa of \nSelect and explain. \nA. Middle ear, B. Inner ear, C. External auditory canal, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The contents of middle ear : Three small bones or ossicles-malleus, incus and stapes Two muscles-tensor tympani and stapedius Two nerves-chorda tympani and tympanic plexus Vessels supplying and draining the middle ear Ligaments of the ear ossicles AirRef BDC volume3,sixth edition pg 275', 'role': 'assistant'}]