V2EX epinephrine

Epinephrine

释义 Definition

名词 (n.) 肾上腺素,一种由肾上腺分泌的激素,能加快心率、升高血压、扩张气道,常在紧急情况下用于治疗严重过敏反应或心脏骤停。

发音 Pronunciation

/pnfrn/

例句 Examples

The doctor injected epinephrine to treat her severe allergic reaction.
医生注射了肾上腺素来治疗她严重的过敏反应。

When the body perceives danger, the adrenal glands release epinephrine into the bloodstream, triggering the well-known "fight or flight" response that prepares the muscles for immediate action.
当身体感知到危险时,肾上腺会将肾上腺素释放到血液中,触发众所周知的"战斗或逃跑"反应,使肌肉做好立即行动的准备。

词源 Etymology

该词源自希腊语。epi- 意为"在……之上",nephros 意为"肾脏",后缀 -ine 表示化学物质。因此,epinephrine 字面意思是"肾脏之上的物质",指的是位于肾脏上方的肾上腺所分泌的激素。该词于1901年由日裔美国化学家高峰让吉(Jokichi Takamine)首次分离并命名。在英国英语中,同一物质更常被称为 adrenaline,源自拉丁语 **ad-**在……旁边)和 renalis(肾的)。

相关词汇 Related Words

文学与文化引用 Literary & Cultural References

  • 在迈克尔克莱顿(Michael Crichton)的小说《侏罗纪公园》(Jurassic Park)中,角色在紧急医疗场景中多次提到使用 epinephrine。
  • 在医学题材电视剧《急诊室的故事》(ER)和《豪斯医生》(*House M.D.*)中,epinephrine 是出现频率极高的药物名称,常用于心肺复苏的紧张场景。
  • 在昆汀塔伦蒂诺的电影《低俗小说》(Pulp Fiction, 1994)中,有一段经典场景是将肾上腺素直接注射进心脏以抢救药物过量的角色。
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