- vesicula umbilicus
- nounmembranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional• Syn: ↑yolk sac, ↑vitelline sac, ↑umbilical vesicle• Hypernyms: ↑sac
Useful english dictionary. 2012.
vesicula umbilicus
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umbilical vesicle — noun membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional • Syn: ↑yolk sac, ↑vitelline sac, ↑vesicula umbilicus • Hypernyms: ↑sac * * * noun : the yolk sac of a mammalian … Useful english dictionary
vitelline sac — noun membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional • Syn: ↑yolk sac, ↑umbilical vesicle, ↑vesicula umbilicus • Hypernyms: ↑sac … Useful english dictionary
yolk sac — noun 1. membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional • Syn: ↑vitelline sac, ↑umbilical vesicle, ↑vesicula umbilicus • Hypernyms: ↑sac 2. membranous structure enclosing the… … Useful english dictionary
Development of the urinary and reproductive organs — The development of the urinary and reproductive organs as a part of the prenatal development, concerns the urinary system and sex organs. The latter is a part of the stages of sexual differentiation. The urinary and reproductive organs are… … Wikipedia
Development of the reproductive system — The development of the reproductive system is a part of prenatal development, and concerns the sex organs. It is a part of the stages of sexual differentiation. Because its location to a large extent overlaps the urinary system, the development… … Wikipedia
