what is the function of the chorion
The chorion is the outermost fetal membrane. It is formed by the fusion of the extraembryonic mesoderm with the inner surface of the trophoblasts. Its function is to aide in the production of the placenta. The chorion is the outermost fetal membrane. It is formed by the fusion of the extraembryonic mesoderm with the inner surface of the trophoblasts. Its function is to aide in the production of the placenta.