The membrane that contacts the endometrium of the uterus is the
A) amnion.
B) allantois.
C) chorion.
D) yolk sac.
E) umbilical cord.

Question

Quizplus · Accepted Answer

The chorion is the membrane that contacts the endometrium of the uterus during pregnancy. It is one of the membranes that make up the placenta, which is responsible for nutrient and gas exchange between the mother and fetus. The amnion, allantois, and yolk sac are also part of the fetal membranes but do not directly contact the endometrium. The umbilical cord connects the fetus to the placenta but is not a membrane.

The Membrane That Contacts the Endometrium of the Uterus Is