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单词 Cranial nerve diseases
释义

Cranial nerve diseases

中文百科

脑神经 Cranial nerves

(重定向自Cranial nerve diseases)

脑神经(Cranial nerves)属于周围神经系统,区别于由脊髓发出的脊神经,它们是直接由脑发出。在人中,传统上认为一共有 12 对脑神经,其中有 10 对分布于头面部。只有第 I 和第 II 对脑神经是从大脑发出,其余都是从脑干发出。

英语百科

Cranial nerves 脑神经

(重定向自Cranial nerve diseases)
View of the human brain from below showing the cranial nerves on an autopsy specimenView from below of the brain and brainstem showing the cranial nerves, numbered from olfactory to hypoglossal after the order in which they emergeThe brainstem, with deeper cranial nerve nuclei and tracts inside the brain-stem shaded red.

Cranial nerves are the nerves that emerge directly from the brain (including the brainstem), in contrast to spinal nerves (which emerge from segments of the spinal cord). Cranial nerves relay information between the brain and parts of the body, primarily to and from regions of the head and neck.

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更新时间:2025/6/17 17:38:28