V2EX trophoblast

Trophoblast

定义 Definition

trophoblast(滋养层;滋养细胞层):胚胎早期外层细胞群,负责着床并参与形成胎盘等支持胚胎发育的结构。(在更细的分类中,还可分为细胞滋养层与合体滋养层等。)

发音 Pronunciation (IPA)

/trofblst/

例句 Examples

The trophoblast helps the embryo attach to the uterus.
滋养层帮助胚胎附着在子宫内膜上。

Abnormal trophoblast development can affect placental function and pregnancy outcomes.
滋养层发育异常可能影响胎盘功能,并进而影响妊娠结局。

词源 Etymology

来自希腊语词根:**troph-**(营养、滋养,如 trophic)+ -blast(芽、胚芽/未成熟细胞,如 blast)。合起来指“提供滋养支持的胚胎细胞层”,强调其在早期胚胎营养与胎盘形成中的作用。

相关词 Related Words

文学与经典著作 Notable Works

  • Langman’s Medical Embryology(《朗曼医学胚胎学》)
  • Larsen’s Human Embryology(《拉森人类胚胎学》)
  • The Developing Human: Clinically Oriented Embryology(《人类胚胎发育:临床导向胚胎学》,Moore 等)
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