鼓阶
External ear canal sound waves transmitted through the media, and then reached the tympanic membrane.
外耳道声波通过媒体传播, 然后到达鼓膜.
The mean angle between the tympanic segment of the facial nerve canal and the lateral semicircular canal was 10.63 °± 3.60 °.
鼓室段与外侧半规管成角10.63°±3.6°。
Sound waves reach the eardrum through the external auditory canal, tympanic membrane caused by vibration.
通过声波到达外耳道鼓膜, 鼓膜的振动造成的.
Methods On 60 sides adult temporal bone specimens, the related anatomic structures were well exposed by opening the mastoid cavity and removing the lateral wall of external auditory canal and tympanic scutum.
方法利用成人60侧颞骨标本,用牙科钻磨开乳突腔,打开外耳道外侧壁和鼓室盾板,充分暴露后鼓室入路手术中有关的解剖结构。
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