The extraembryonic membrane that surrounds the embryo and secretes a fluid that cushions it is the
A) allantois
B) amnion
C) chorion
D) yolk sac
E) placenta

Question

Quizplus · Accepted Answer

The extraembryonic membrane that surrounds the embryo and secretes a fluid that cushions it is the amnion. The amniotic fluid helps protect the developing embryo from physical shocks and temperature changes by providing a stable and protective environment.

The Extraembryonic Membrane That Surrounds the Embryo and Secretes a Fluid