A Space Opens Within the Inner Cell Mass That Will

Question

A space opens within the inner cell mass that will form the
A) blastocoele.
B) lacunae.
C) amniotic cavity.
D) chorion.
E) allantois.

Accepted Answer

The amniotic cavity forms within the inner cell mass during the early stages of embryonic development. This cavity is surrounded by a layer of cells that will become the amnion, providing a protective environment for the developing embryo.