V2EX ophthalmic nerve

Ophthalmic Nerve

释义 Definition

眼神经(又称三叉神经第一支,V1):三叉神经的第一分支,主要负责额头、上眼睑、角膜、鼻背等区域的感觉传入,并参与角膜反射等重要反射弧。

发音 Pronunciation (IPA)

/fθlmk nv/

例句 Examples

The ophthalmic nerve carries sensation from the forehead and upper eyelid.
眼神经传递来自额头和上眼睑的感觉。

Damage to the ophthalmic nerve can reduce corneal sensation and weaken the corneal reflex, increasing the risk of eye injury.
眼神经受损可能降低角膜感觉并削弱角膜反射,从而增加眼部受伤风险。

词源 Etymology

ophthalmic 来自希腊语词根 ophthalmos(“眼睛”),后通过拉丁语与法语进入英语,表示“与眼有关的”。nerve 源自拉丁语 nervus(“神经、筋”)。合起来 ophthalmic nerve 字面意思就是“与眼相关的那条神经”,在解剖学中特指三叉神经的第一分支(V1)。

相关词 Related Words

文学与经典出处 Literary & Notable Works

  • Gray’s Anatomy(《格雷氏解剖学》):在三叉神经分支与眶区神经分布章节中系统描述 ophthalmic nerve(V1)的走行与分支。
  • Clinically Oriented Anatomy(《临床应用解剖学》, Moore):在颅神经与头面部感觉支配部分常出现该术语,并联系角膜反射与临床损伤表现。
  • Campbell-Walsh-Wein Urology / 临床神经解剖相关教材(不同版本):在涉及眼眶与相关神经通路、痛觉传入或反射弧时也会出现该词。
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