V2EX trigeminal nerve

Trigeminal Nerve

释义 Definition

三叉神经:第五对脑神经(CN V),主要负责面部感觉(如触觉、痛觉、温度)以及咀嚼肌的运动。它分为三大分支:眼支(V1)、上颌支(V2)、下颌支(V3)。在医学语境中也常与“三叉神经痛(trigeminal neuralgia)”相关。(该词组在不同上下文还可涉及其核团、通路与临床检查方法等。)

发音 Pronunciation (IPA)

/tradmnl nv/

例句 Examples

The trigeminal nerve carries sensation from the face.
三叉神经负责传递来自面部的感觉信息。

Damage to the trigeminal nerve can cause numbness, facial pain, and difficulty chewing.
三叉神经受损可能导致麻木、面部疼痛以及咀嚼困难。

词源 Etymology

trigeminal 来自拉丁语 *tri-*(“三”)+ geminus(“成对的、双生的”),合起来含义接近“三重的/三分支的”,指它在解剖学上分为三大分支;nerve 源自拉丁语 nervus,意为“神经、筋”。

相关词 Related Words

文学与典籍 Literary Works

  • Gray’s Anatomy(《格雷氏解剖学》):在脑神经章节系统描述三叉神经的走行与分支。
  • Netter’s Atlas of Human Anatomy(《奈特人体解剖图谱》):以图谱形式呈现三叉神经及其分支分布。
  • Principles of Neural Science(《神经科学原理》):在躯体感觉系统与脑神经相关内容中讨论其感觉通路与临床意义。
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