V2EX aortic valve

Aortic Valve

定义 Definition

aortic valve主动脉瓣。位于心脏左心室与主动脉之间的瓣膜,负责在心脏收缩时打开让血液流入主动脉、在舒张时关闭以防止血液回流。(医学语境中常见;也可泛指其相关疾病与手术,如“aortic valve stenosis/ replacement”。)

发音 Pronunciation (IPA)

/er.tk vlv/

例句 Examples

The doctor heard a murmur from the aortic valve.
医生听到了来自主动脉瓣的杂音。

After years of disease, he needed surgery to replace his aortic valve to restore normal blood flow.
多年患病后,他需要通过手术更换主动脉瓣,以恢复正常的血流。

词源 Etymology

aortic 来自 aorta(主动脉),其词根源于希腊语 aortē,与“悬挂/系着(心脏的)大血管”的概念相关;valve 源自拉丁语 valva,原意与“门扇/门板”有关,形象地表达“打开关闭、控制流向”的结构与功能。

相关词 Related Words

文学作品与著名文本 Literary Works

  • Gray’s Anatomy(《格雷氏解剖学》):在心脏解剖与瓣膜章节中讨论主动脉瓣结构与功能。
  • Robbins and Cotran Pathologic Basis of Disease(《罗宾斯病理学基础》):在心血管病理部分涉及主动脉瓣狭窄、反流与相关机制。
  • Harrison’s Principles of Internal Medicine(《哈里森内科学》):在心脏瓣膜病章节中常出现 “aortic valve” 用法与临床要点。
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