| 読み | えいようめそう |
|---|---|
| 品詞 | |
| カテゴリ |
(1)the membrane that forms the wall of the blastocyst in early development; aids implantation in the uterine wall; "after implantation of the blastocyst in the uterine wall the trophoblast divides into two layers, the chorion and the placenta"
(2)発達段階の初期で胚盤胞の壁を形成する細胞膜
(3)子宮壁への着床を援助する
(1)