Amnion is present on (AIIMS MAY 2009)
|B||Fetal surface of placenta|
|C||Maternal surface of placenta|
|D||All of the above of placenta|
Fetal surface of placenta
The amnion is a membranous sac which surrounds and protects the embryo. It is formed by the epiblast cells.
The thin but tough extraembryonic membrane that lines the chorion and contains the embryo and later the fetus, with the amniotic fluid around it.