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Allantois


Allantois is a part of a developing animal conceptus . It helps the embryo exchange gases and handle liquid waste.
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an extra-embryonic membrane of reptiles, birds, and mammals arising as a pouch, or sac, from the hindgut. In reptiles and birds it expands greatly between two other membranes, the amnion and chorion, to serve as a temporary respiratory organ while its cavity stores fetal excretions. In mammals other than marsupials the allantois is intimately associated with...
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The allantois will become the umbilical cord whilst the chorion, ... As the allantois grows, it acquires an outer layer of cells, ... of the allantois. ...
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Pronunciation of allantois. allantois synonyms. allantois usage examples and allantois quotes. ... allantois definition. al·lan·tois (ə lan′tō is) noun pl. ...
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Gray, Henry. 1918. Anatomy of the Human Body. I. Embryology. 11. Development of the Fetal Membranes and Placenta ... The Allantois (Figs. ...
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Zoology information, history, articles and research from Academic Journals, Newspapers, and magazines at HighBeam.com. Free Trial, Credit Card Required.
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What is allantois? Meaning of allantois medical term. What does allantois mean? ... allantois /al·lan·to·is/ (ah-lan'to-is) a ventral outgrowth of the embryos of ...
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... into a role for the primitive streak in development of the murine allantois ... During gastrulation, the allantois grows into the exocoelomic cavity as a ...
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Bilaminar disc refers to the epiblast and the hypoblast, evolved from the ... Umbilical cord (Umbilical artery, Umbilical vein, Wharton's jelly) · Allantois ...
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... the allantois, which grows across the exocoelom and eventually fuses with the ... In the mutants an allantois was present and usually relatively normal in size, ...
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Blood-borne seeding by hematopoietic and endothelial precursors from the allantois ... Until now the allantois has not been considered as a hematopoietic organ. ...
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Another new extra embryonic membrane is called the "Allantois. ... But where the allantois and the chorion fuse, that is where the allantoisgrows ...
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Allantois's - Definition of Allantois's at Dictionary. ... allantois's - 3 dictionary ... allantois (ə-lān'tō-ĭs) Pronunciation Key. Plural allantoides ...
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... the base and within the proximal region of the allantois (p posterior view, q, r). asterix: allantois; black arrowhead: allantoic bud; h: developing heart; scale ...
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