This is because the placenta may not provide enough food or oxygen to your infant when you are more than 42 weeks pregnant. How Is Membrane Stripping Used to Start a Labor? Your health care ...

the membranes typically rupture, something commonly referred to as the expectant mother's water breaking. After the baby is born, the mother often delivers the placenta between five to 30 minutes ...

The chorion has three layers: cytotrophoblastic, chorionic connective tissue, and basement membrane. The chorion lies closest to the placenta. The chorionic sac encompasses the fetus and the ...