V2EX relay nucleus

Relay Nucleus

定义 Definition

relay nucleus:在神经解剖学中常译为“中继核(团)”,指大脑(尤其是丘脑)中负责接收、整合并把感觉或运动相关信息转发到其他脑区的一类神经核团。该术语也可更广泛指任何起“信息中转站”作用的核团。

发音 Pronunciation (IPA)

/rile nuklis/

例句 Examples

The thalamus contains several relay nuclei.
丘脑包含多个中继核团。

Damage to a relay nucleus can disrupt the flow of sensory information to the cerebral cortex, leading to specific perceptual deficits.
某个中继核受损可能会干扰感觉信息通往大脑皮层的传递,从而导致特定的知觉缺陷。

词源 Etymology

relay 原指“接力、接替”,来自法语 relayer,引申为“把东西转交/转发”。nucleus 来自拉丁语 nucleus,本义是“果仁/内核”,在科学语境中引申为“核心结构、核(团)”。合在一起,relay nucleus 字面义即“负责中继/转发的核团”。

相关词 Related Words

文学与作品 Literary Works

  • Principles of Neural Science(Kandel 等):在感觉通路与丘脑章节中常讨论丘脑relay nuclei的功能。
  • Neuroscience(Purves 等):在“丘脑与皮层”“感觉系统”等部分出现并解释“relay nucleus/relay nuclei”。
  • Gray’s Anatomy(《格雷解剖学》):在中枢神经系统相关章节中涉及核团(nuclei)及其连接与中继作用。
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