As in chick development, in humans the amnion forms from the
A) hypoblast.
B) epiblast.
C) chorion.
D) trophoblast.
E) yolk sac.

Question

Quizplus · Accepted Answer

The amnion in humans forms from the epiblast, which is one of the two layers that make up the inner cell mass of the blastocyst. As the embryo develops, the epiblast forms a cavity known as the amniotic cavity, which becomes lined with amniotic membrane or amnion. The amnion fills with fluid and surrounds the embryo, providing protection and cushioning.

As in Chick Development, in Humans the Amnion Forms from the