V2EX epicardium

Epicardium

释义 (Definition)

心外膜:包裹心脏外表面的薄膜层,是心包(pericardium)的一部分;在结构上通常指脏层心包,位于心肌(myocardium)外侧,含有脂肪、血管与神经。另有较少见用法指与心脏相关的外层组织概念。

发音 (Pronunciation, IPA)

/pkrdim/

例句 (Examples)

The epicardium protects the outer surface of the heart.
心外膜保护心脏的外表面。

Inflammation involving the epicardium can contribute to chest pain and may be seen alongside pericardial disease.
累及心外膜的炎症可能引起胸痛,并且可能与心包疾病同时出现。

词源 (Etymology)

来自希腊语构词:**epi-**(“在……之上/外面”)+ kardia(“心脏”)+ -ium(名词后缀),字面意思是“在心脏外面的(膜层/组织)”,对应其作为心脏最外层覆盖结构的含义。

相关词 (Related Words)

文学作品用例 (Literary Works)

  • Gray’s Anatomy(《格雷氏解剖学》):在心脏解剖章节中以标准术语描述心外膜及其与心包、心肌的关系。
  • Cunningham’s Manual of Practical Anatomy(《坎宁安实用解剖学手册》):在胸部与心脏解剖内容中出现该词,用于定位心脏膜层结构。
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