| Pronunciation: | | di'sijoou
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 WordNet Dictionary |
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| | Definition: | |
[n] the epithelial tissue of the endometrium |
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DECIDUA is a 7 letter word that starts with D. |
| | See Also: | | endometrium, epithelial tissue, epithelium |
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| Webster's 1913 Dictionary |
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| | Definition: | | \De*cid"u*a\ (?; 135), n. [NL., fr. L. deciduus. See
{Deciduous}.] (Anat.)
The inner layer of the wall of the uterus, which envelops the
embryo, forms a part of the placenta, and is discharged with
it.
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| Biology Dictionary |
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| | Definition: | | The decidua is the changed endometrium (the lining of the uterus) after the blastocyst (fertilized ovum after 4 - 9 days of development) is implanted onto the endometrium. At this stage, there are 3 regions of decidua: decidua basalis: between the blastocyst and the uterine muscular wall,
decidua capsularis: covers the blastocyst;
decidua parietalis: the rest of the lining of the uterus.
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