V2EX renin-angiotensin system

Renin-Angiotensin System

定义 Definition

肾素-血管紧张素系统(常缩写 RAS/RAAS)是人体调节血压、体液容量与电解质平衡的重要激素调控通路。它主要通过肾脏释放肾素(renin),促使生成血管紧张素(angiotensin)并影响血管收缩与醛固酮分泌,从而参与升压与保钠保水等过程。

发音 Pronunciation

/rinn ndiotn.sn ss.tm/

例句 Examples

The renin-angiotensin system helps regulate blood pressure.
肾素-血管紧张素系统有助于调节血压。

In many patients with hypertension, medications that block the renin-angiotensin system can reduce vascular resistance and protect the kidneys over time.
在许多高血压患者中,阻断肾素-血管紧张素系统的药物可降低外周血管阻力,并在长期内起到肾脏保护作用。

词源 Etymology

  • Renin(肾素):来自拉丁语 renes(“肾”)相关词根,体现其与肾脏分泌来源的联系。
  • Angiotensin(血管紧张素):由 **angio-**(“血管”)与表示紧张/张力”的成分组合而来,指其对血管张力与收缩的影响。
  • System(系统):表示这是一个由多种激素与器官环节共同构成的调控网络。

相关词 Related Words

文学与著作中的出现 Literary Works

  • Guyton and Hall Textbook of Medical Physiology(《盖顿与霍尔医学生理学》):在血压与肾脏调节章节系统阐述 RAS/RAAS。
  • Harrison’s Principles of Internal Medicine(《哈里森内科学》):在高血压、心衰、肾病等条目中频繁讨论肾素-血管紧张素系统及其药物靶点。
  • Brenner & Rector’s The Kidney(《布伦纳与雷克托肾脏病学》):从肾脏病理生理角度深入讲解 RAS 与肾小球血流动力学。
  • 《The Lancet》《New England Journal of Medicine (NEJM)》等医学期刊:大量临床研究与综述文章中以 RAS/RAAS 作为降压与肾脏/心血管保护治疗的重要机制背景。
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