V2EX ciliary reflex

Ciliary Reflex

定义(中文) Definition

ciliary reflex 指与睫状肌/睫状体相关的反射性反应,常用于描述调节反射(accommodation reflex)中的一部分:当视线从远处转向近处时,在副交感神经支配下,睫状肌收缩、晶状体变厚以便看清近物,通常还会伴随瞳孔缩小等“近反应”变化。(在不同教材中,术语使用可能略有差异。)

例句 Examples

The clinician checked the ciliary reflex during the eye exam.
临床医生在眼科检查中评估了睫状肌反射。

When she shifted her focus from the distant sign to the book in her hands, the ciliary reflex helped her eyes accommodate, along with subtle changes in pupil size.
当她把视线从远处的标志转到手中的书本时,睫状肌反射帮助眼睛完成调节,同时还伴随瞳孔大小的细微变化。

发音(IPA) Pronunciation

/sliri riflks/

词源(中文) Etymology

ciliary 源自拉丁语 cilium,意为“睫毛”,在解剖学中引申为“与睫状体/睫状肌相关”。reflex 来自拉丁语 reflexus(“向后弯回、反射”),在生理学中指刺激引发的非随意反应。合起来即“与睫状体(睫状肌)相关的反射”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Adler’s Physiology of the Eye(眼的生理学经典教材,讨论调节机制与相关反射通路)
  • Clinical Ophthalmology: A Systematic Approach(Kanski,《临床眼科学》常见参考书,涉及调节/瞳孔相关反射的临床检查)
  • The Principles and Practice of Ophthalmology(综合性眼科学著作,涵盖睫状体功能与反射性反应的生理基础)
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