yolk sac vs vitelline sac
vitelline sac vs yolk sacyolk sac and vitelline sac both are nouns.
| Word | Noun | Adjective | Verb | Adverb |
|---|---|---|---|---|
| yolk sac | Yes | No | No | No |
| vitelline sac | Yes | No | No | No |
As nouns,
yolk sac and vitelline sac
are synonyms defined as:
- yolk sac and vitelline sac: membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional
Other synonyms of yolk sac include
umbilical vesicle, vesicula umbilicus.
| yolk sac (noun) | vitelline sac (noun) |
|---|---|
| membranous structure enclosing the yolk of eggs in birds, reptiles, marsupials, and some fishes; circulates nutrients to the developing embryo | membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional |
| membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional |
Words related to "yolk sac"
Words related to "vitelline sac"
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