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Placenta has a selectively permeable and...

Placenta has a selectively permeable and hormone secreting outer layer known as

A

Trophoblast

B

Chorion

C

Amnion

D

Mesoderm

Text Solution

Verified by Experts

The correct Answer is:
B
The outermost layer of the placenta the chorion comes into contact with the endometrium. It is composed of two layers of cells– inner cytotrophoblast and outer syncytiotrophoblast. The chorion and allantois fuse to perm the chorioallantoic membrane.
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