V2EX hypoxia

Hypoxia

释义 Definition

Hypoxia 是一个医学术语,指身体或身体某一部分供氧不足的状态,即"缺氧"或"低氧症"。当组织无法获得足够的氧气来维持正常功能时,就会发生 hypoxia。常见于高海拔环境、肺部疾病或血液循环障碍等情况。

发音 Pronunciation

/hapk.si./(英式) /hapk.si./(美式)

例句 Examples

Climbers above 8,000 meters often experience hypoxia due to the extremely thin air.
攀登海拔八千米以上的登山者常因空气极度稀薄而出现缺氧症状。

Prolonged hypoxia can lead to irreversible brain damage, which is why rapid medical intervention is critical in cases of cardiac arrest.
长时间缺氧可能导致不可逆的脑损伤,因此在心脏骤停的情况下,快速的医学干预至关重要。

词源 Etymology

Hypoxia 源自希腊语,由前缀 **hypo-**(意为"低于、不足")和 oxia(源自希腊语 oxys,意为"氧、尖锐")组合而成。该词最早在20世纪初被医学界广泛使用,用于描述组织供氧不足的病理状态。与之相关的 anoxia(完全缺氧)则表示更为严重的氧气完全缺失状态。

相关词汇 Related Words

文学与学术引用 Literary & Notable References

  • 在乔恩克拉考尔(Jon Krakauer)的纪实文学作品 Into Thin Air(《进入空气稀薄地带》)中,hypoxia 是反复出现的核心概念,描述了1996年珠穆朗玛峰山难中登山者因高海拔缺氧而判断力下降的危险。
  • 在医学经典教材 Guyton and Hall Textbook of Medical Physiology 中,hypoxia 被详细分类为低张性缺氧、贫血性缺氧、循环性缺氧和组织中毒性缺氧四种类型。
  • 安迪威尔(Andy Weir)的科幻小说 The Martian(《火星救援》)中,主角多次面临 hypoxia 的威胁,体现了太空环境中氧气供给的关键性。
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