doctor/otolaryngologist using an otoscope in a patient's ear at medical clinic - 耳道 個照片及圖片檔檢查耳朵, 耳朵, 醫生
Diagram of the human ear. A: auditory passage. T: Tympanum. D: hammer. E: anvil. F: stirrup and oral window. B: eustachian tube. K: semi-circular...