yolk endoderm

yolk endoderm 基本解释

卵黄（囊）内胚层

医学

重点词汇

• endodermn. 内胚层 [医] 内胚层, 下胚层
• yolkn. 蛋黄, 卵黄 [医] 卵黄, 羊毛脂

yolk endoderm 双语例句

1. 1、 The migratory path of PGCs is: endoderm of yolk sac → endoderm of intestinal area → dorsal mesentery → genital ridge.
   原始生殖细胞迁移路径为：卵黄囊内胚层→肠区内胚层→背肠系膜→生殖嵴；
2. 2、 Migratory mode: from endoderm of yolk sac to endoderm of intestinal area is passive, from dorsal mesentery to genital ridge is active.
   迁移方式：从卵黄囊内胚层到肠区内胚层为被动迁移过程；背肠系膜到生殖嵴为主动迁移过程；