内ない中ちゅう胚はい葉よう

noun

endomesoderm

A technical term in embryology referring to the common precursor tissue that gives rise to both endoderm and mesoderm.

• 内ない中ちゅう胚はい葉ようは、原げん腸ちょう形けい成せいの過か程ていで形けい成せいされる。

  The endomesoderm is formed during the process of gastrulation.