Endometrium vs. Decidua

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Difference Between Endometrium and Decidua
Endometriumnoun
(anatomy) The mucous membrane that lines the uterus in mammals and in which fertilized eggs are implanted.
Deciduanoun
(anatomy) A mucous membrane that lines the uterus and is shed during menstruation and modified during pregnancy
Endometriumnoun
(pregnancy) the mucous membrane that lines the uterus; thickens under hormonal control and (if pregnancy does not occur) is shed in menstruation; if pregnancy occurs it is shed along with the placenta at parturition
Deciduanoun
the epithelial tissue of the endometrium
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