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vitelline sac

n. membranous structure that functions as the circulatory system in mammal embryos until the heart becomes functional

1、卵黄囊

...vitelline peritonitis 卵黄性腹膜炎vitelline sac 卵黄囊vitellogenin 卵黄蛋白原 ...

vitelline e sac卵黄囊

医药科学

农业科学

n.membranous structure that functions as the circulatory system in mammal embryos until the heart becomes functional

同义词：yolk sacumbilical vesiclevesicula umbilicus

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