amnion

Type: Term Pronunciation: am′nē-on Definitions: 1. Innermost of the extraembryonic membranes enveloping the embryo in utero and containing the amniotic fluid; it consists of an internal embryonic layer with its ectodermal component and an external somatic mesodermal component; in the later stages of pregnancy the amnion expands to come i
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amnion

[n] - thin innermost membranous sac enclosing the developing embryo in higher vertebrates (Amniota: reptiles
Found on http://www.webdictionary.co.uk/definition.php?query=amnion

Amnion

[pronounce: am-nee-on] Bag containing the amniotic fluid
Found on http://www.encyclo.co.uk/local/20442

Amnion

Amnion: A thin membrane surrounding the fetus during pregnancy. The amnion is the inner of the two fetal membranes (the chorion is the outer one). It contains the amniotic fluid.
Found on http://www.medterms.com/script/main/art.asp?articlekey=2225

amnion

Terrestrial vertebrates have embryos that develop in fluid-filled sacs formed by the outgrowth of the extra-embryonic ectoderm and mesoderm as projecting folds. These folds fuse to form two epithelia separated by mesoderm and coelom. The inner layer is the amnion and encloses the amniotic sac in which the embryo is suspended. The outer layer is the
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Amnion

Am'ni·on noun [ Greek ... the membrane round the fetus, dim. of ... lamb.] (Anat.) A thin membrane surrounding the embryos of mammals, birds, and reptiles.
Found on http://www.encyclo.co.uk/webster/A/71

amnion

<anatomy, obstetrics> A thin but tough extraembryonic membrane of reptiles, birds and mammals that lines the chorion and contains the foetus and the amniotic fluid around it, in mammals it is derived from trophoblast by folding or splitting. ... (05 Feb 1998) ...
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amnion

amniotic sac noun thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals)
Found on http://wordnetweb.princeton.edu/perl/webwn?s=amnion

amnion

(am´ne-on) the innermost fetal membrane, which forms a sac filled with amniotic fluid that surrounds the embryo and later the fetus; as it enlarges it gradually obliterates the chorionic cavity and enfolds the umbilical cord. Called also bag of waters. Amnion, chorion, and other em...
Found on http://www.encyclo.co.uk/local/21001

Amnion

• (n.) A thin membrane surrounding the embryos of mammals, birds, and reptiles.
Found on http://thinkexist.com/dictionary/meaning/amnion/

amnion

in reptiles, birds, and mammals, a membrane forming a fluid-filled cavity (the amniotic sac) that encloses the embryo. The amniotic sac and the ... [6 related articles]
Found on http://www.britannica.com/eb/a-z/a/64

amnion

(Gr. 'bowl';'membrane enveloping the fetus') the thin but tough extraembryonic membrane of reptiles, birds, and mammals that lines the chorion and contains the fetus and the amniotic fluid around it; in mammals it is derived from trophoblast by folding or splitting.
Found on http://users.ugent.be/~rvdstich/eugloss/DIC/dictio05.html

amnion

A tough membrane that surrounds the embryo and fetus in the uterus. The outside of the amnion is covered by another membrane called the chorion. Amnions occur in mammals, birds, and reptiles, which are for this reason called amniotes. All land-laid eggs contain amnions; those of fish and amphibian...
Found on http://www.daviddarling.info/encyclopedia/A/amnion.html

Amnion

The sac that surrounds the developing baby inside of a pregnant woman's uterus. The sac contains the baby, the placenta and the amniotic fluid. Synonym(s): Bag of waters Amniotic Sac
Found on http://www.pregnology.com/AZ/A/5

Amnion

The amnion is a membranous sac which surrounds the embryo; it is developed in reptiles, birds and mammals, but not in amphibians or fishes.
Found on http://www.probertencyclopaedia.com/browse/EA.HTM

AMNION

The placental membrane immediately surrounding the foal.
Found on http://www.thehorse.com/Glossary.xhtml?L=A

amnion

(am;ne-on) A developmental membrane surrounding the fetus that contains amniotic fluid.
Found on http://www.mhhe.com/biosci/abio/glossary.mhtml

amnion

(am;ne-on) A developmental membrane surrounding the fetus that contains amniotic fluid.
Found on http://www.mhhe.com/biosci/abio/glossary.mhtml

Amnion

[Gap Cycle] The Amnion (singular, Amnioni) are a fictional alien species in Stephen R. Donaldson`s The Gap Cycle. They are shown to be the only alien race humanity has made contact with and play a major role in the series from Forbidden Knowledge onwards. Amnion are fundamentally different from any Earth creature - particularly humankind -
Found on http://en.wikipedia.org/wiki/Amnion_(Gap_Cycle)

Amnion

The amnion is a membrane that when first formed, closely covers the embryo. It fills with the amniotic fluid which causes the amnion to expand and become the amniotic sac which serves to provide a protective environment for the developing embryo. It is a feature of the amniotes which included reptiles, birds, and mammals. Amphibians and fish are e
Found on http://en.wikipedia.org/wiki/Amnion

Amnion

a sac surrounding the embry filled with amniotic fluid which protects the developing embryo from shock and provides a medium for the develop embryo to exercise their muscles
Found on http://afspoultry.ca.uky.edu/extension-glossary

amnion

The inner most layer of the membrane surrounding the embryo in the uterus. The sac formed by this membrane contains amniotic fluid.
Found on http://www.vetmed.wsu.edu/glossary/glossary.asp
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