内ない胚はい葉よう

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い

は

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Meanings

1

noun

endoderm

biology

Technical term in developmental biology; the innermost of the three primary germ layers in an embryo, giving rise to the lining of the digestive and respiratory tracts.

内ない胚はい葉ようから消しょう化か管かんの上じょう皮ひが形けい成せいされる。
The epithelium of the digestive tract is formed from the endoderm.

内

inside, within, between

胚embryo

葉leaf, plane, lobe

Similar words

外がい胚はい葉よう
外胚葉 (ectoderm) is the outermost germ layer, while 内胚葉 is the innermost.
中ちゅう胚はい葉よう
中胚葉 (mesoderm) is the middle germ layer, between 外胚葉 and 内胚葉.

Etymology

Compound of 内 (nai, 'inner') + 胚葉 (haiyō, 'germ layer'), a calque of the German 'Entoderm' or English 'endoderm'.