The layer of cells surrounding a blastocyst, which attaches to, invades, and proliferates in the uterine lining in the early stages of…
| 单词 | θ18834 |
| 释义 | the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > embryo parts > [noun] > trophoblast (4) trophoblast1889 The layer of cells surrounding a blastocyst, which attaches to, invades, and proliferates in the uterine lining in the early stages of… plasmoditrophoblast1905 = syncytiotrophoblast n. at syncytium, n. derivatives. trophectoderm1915 trophoblast, esp. when forming the outermost layer of the blastocyst. syncytiotrophoblast1926 the outer, syncytial layer of the trophoblast; (also) one of the cells that make up this layer. |
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