V2EX vagus nerve

Vagus Nerve

Definition / 定义

vagus nerve迷走神经。第十对脑神经(CN X),从脑干发出,分布到咽喉、心脏、肺和消化道等,参与副交感神经调节,如心率、呼吸、吞咽与消化等。(在不同语境下也可泛指与“迷走神经刺激”等相关的医学概念。)

Pronunciation / 发音

/ves nv/

Examples / 例句

The doctor checked whether the vagus nerve was working normally.
医生检查迷走神经是否正常工作。

Stimulation of the vagus nerve can influence heart rate and digestion, which is why it is studied in both cardiology and gastroenterology.
刺激迷走神经可能影响心率和消化,因此它在心脏病学和胃肠病学中都被研究。

Etymology / 词源

vagus 来自拉丁语 vagus,意为“游走的、漂泊的”,用来形容这条神经分布范围很广、走行路径“游走”到多个器官;nerve 源自拉丁语 nervus,指“神经/筋”。合起来即“分布广泛的神经”之意,对应中文“迷走神经”。

Related Words / 相关词

Literary Works / 文学作品

  • Gray’s Anatomy(《格雷氏解剖学》):在脑神经与颈部/胸腹部解剖章节中系统描述迷走神经的走行与分支。
  • Principles of Neural Science(Kandel 等,《神经科学原理》):在自主神经系统相关章节讨论迷走神经的功能与调控。
  • The Polyvagal Theory(Stephen W. Porges,《多迷走神经理论》):以迷走神经为核心,讨论其与情绪、压力反应及社会行为的关联。
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