1. any of several small nerves passing through foramina in the petrous portion of the temporal bone: as
2. deep petrosal nerve
3. greater petrosal nerve
4. lesser petrosal nerve
petrosal nerve 例句
英汉例句
the lesser petrosal nerve comes from the tympanic plexus running between cochlear window and vestibular window, over recess of tensor sympani muscle and toward otogaglion .
巖小神经由鼓室神经丛发出后,穿过耳蜗窗与前庭窗之间,越过鼓膜张肌窝,走向耳神经节。
conclusion: the hiatus of canal for greater petrosal nerve and arcuate eminence are important landmarks to defined internal auditory canal.