The nurse caring for perinatal patients understands the term decidua to mean which of the following?
A.
Collateral uterine circulation
B.
Endometrial lining of the uterus
C.
Endometrial tissue covering the embryo
D.
Placental remnants left in the uterus
ANS: B
The decidua is the endometrium lining the uterus and consists of three layers. The decidua capsularis is the endometrial tissue that covers the embryo. Decidua does not refer to collateral circulation or placental remains.
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