岩小神经lesser petrosal nerve),又称小浅岩部神经,为舌咽神经的一条分支,属于一般内脏传出神经(GVE),神经纤维中带有来自鼓室神经丛英语tympanic plexus副交感神经纤维,并输入腮腺

Quick Facts 岩小神经, 基本信息 ...
岩小神经
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Mandibular division of trigeminal nerve, seen from the middle line. The small figure is an enlarged view of the otic ganglion. (Small petrosal labeled at center top and bottom right.)
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Plan of the facial and intermediate nerves and their communication with other nerves.
基本信息
来源鼓室神经丛英语tympanic plexus
走向耳核英语otic ganglion
支配腮腺
标识字符
拉丁文nervus petrosus minor
TA98A14.2.01.149
TA26326
FMAFMA:53491
神经解剖学术语英语Anatomical terms of neuroanatomy
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结构

岩小神经在离开鼓室神经丛后便进入颞骨前缘的岩小神经沟英语hiatus for lesser petrosal nerve,并进入中颅窝[1]。之后经卵圆孔英语Foramen ovale (skull)离开颅窝进入颞下窝英语infratemporal fossa,并与耳核形成突触。突触后的神经会进入耳颞神经英语auriculotemporal nerve纤维中走一小段后再次离开,最后汇入腮腺

另外,颜面神经在膝状神经节英语geniculate ganglion中会分出一条分支与耳核沟通,之后进入岩小神经。

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参考文献

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