V2EX thromboplastin

Thromboplastin

释义 Definition

凝血活酶;组织因子(Tissue factor,凝血因子III):一种能启动血液凝固级联反应的物质,常与促凝血酶(prothrombin)转化相关,用于促使血液形成凝块。(在现代生理/检验语境中,常与“组织因子”概念紧密相关。)

发音 Pronunciation (IPA)

/θrmboplstn/

例句 Examples

Thromboplastin helps blood clot after an injury.
凝血活酶有助于在受伤后让血液凝固。

In the lab, technicians add thromboplastin to plasma to measure clotting time.
在实验室里,技术人员会向血浆中加入凝血活酶来测量凝固时间。

词源 Etymology

由 **thrombo-**(血栓、凝块)+ -plastin(与“形成/塑造”相关的构词成分)组合而来,字面含义接近“促成血块形成的物质”。该词在早期生理学与凝血研究中用于描述促凝成分,后来在医学中常与“组织因子(tissue factor)”的概念相互对应或被更精确的术语取代。

相关词 Related Words

文学与著作 Literary & Notable Works

  • Harrison’s Principles of Internal Medicine(《哈里森内科学》)
  • Robbins and Cotran Pathologic Basis of Disease(《罗宾斯-科特兰病理学基础》)
  • Guyton and Hall Textbook of Medical Physiology(《盖顿与霍尔医学生理学》)
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