V2EX allostasis

Allostasis

释义 Definition

allostasis(异稳态/变稳态):指机体通过改变生理“设定点”或调节范围来适应压力与环境变化,从而维持整体稳定的过程。常与 allostatic load(异稳态负荷)一起讨论,用来解释长期压力如何累积并影响健康。(另有更少见的专业延伸用法,但最常见即上述生理调节意义。)

发音 Pronunciation (IPA)

/lstss/

例句 Examples

Allostasis helps the body adjust during stress.
异稳态帮助身体在压力下进行调整。

Chronic sleep loss can shift allostasis in ways that raise blood pressure and strain the immune system over time.
长期睡眠不足可能会改变异稳态调节,使血压升高,并随着时间推移加重免疫系统负担。

词源 Etymology

该词由希腊语词根构成:allo-(“不同的、变化的”)+ -stasis(“站立、稳定状态”)。与 homeostasis(稳态)强调“保持同一稳定”不同,allostasis强调“通过变化来实现稳定”。这一术语在现代生理与压力研究中被系统化提出并广泛使用。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Bruce S. McEwen(1998):“Protective and Damaging Effects of Stress Mediators”(New England Journal of Medicine)讨论异稳态与异稳态负荷如何连接压力与疾病风险。
  • Peter Sterling(多篇论文与著述,如 Allostasis: A Model of Predictive Regulation 相关作品)将异稳态作为“预测性调节”的核心框架。
  • McEwen & Wingfield(2003):“The Concept of Allostasis in Biology and Biomedicine”(Hormones and Behavior)系统阐述异稳态概念及其生物医学意义。
  • Robert M. SapolskyWhy Zebras Don’t Get Ulcers,多版)在压力生理学科普语境中引入并讨论与异稳态/异稳态负荷相关的思想框架。
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