Question

Which extra embryonic membrane participates in the formation of the placenta?

Answer 1

Chorion:

1. The chorion is a double-layered membrane formed by the trophoblast and the extra-embryonic mesoderm.
2. Which eventually will give rise to the fetal part of the placenta.
3. The chorionic villi present on the trophoblast and uterine tissue inter-digit and form placenta.
4. Which connects the growing embryo to the mother’s body.

Final answer: The chorion participates in the formation of placenta.