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Vascular fetal membrane that develops from the hindgut in embryonic higher vertebrates (mammals
Answer for the clue "Vascular fetal membrane that develops from the hindgut in embryonic higher vertebrates (mammals ", 9 letters:
allantois
Alternative clues for the word allantois
Word definitions for allantois in dictionaries
Wikipedia
Word definitions in Wikipedia
Allantois (; plural allantoides or allantoises ) is a sac-like structure that forms part of a developing amniote 's conceptus (which consists of all embryonic and extra-embryonic tissues). It helps the embryo exchange gases and handle liquid waste. The ...
Wiktionary
Word definitions in Wiktionary
n. (context anatomy English) A sac, having a number of functions, that develops in the alimentary canal of the embryos of mammals, birds and reptiles.
WordNet
Word definitions in WordNet
n. vascular fetal membrane that develops from the hindgut in embryonic higher vertebrates (reptiles, birds and mammals)
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Allantois \Al*lan"to*is\, Allantoid \Al*lan"toid\, ] n.. (Anat.) A membranous appendage of the embryos of mammals, birds, and reptiles, -- in mammals serving to connect the fetus with the parent; the urinary vesicle.