岩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。
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 .
国内外有关文献对猪头部的植物性神经仅作了一般的描述，对猪的鼓室神经丛则未见有详细的描述。
Only general description of autonomic nerves in swine head was found in literatures at home and from abroad, and a description of swine tympanic plexus in detail had not been found.
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