The innermost membranous sac that surrounds and protects the developing embryo which is bathed in the AMNIOTIC FLUID. Amnion cells are secretory EPITHELIAL CELLS and contribute to the amniotic fluid.
Synonyms: Amniotic Membranes, Membrane, Amniotic, Amnion, Amnions, Amniotic Membrane, Membranes, Amniotic
Instance information
comment
not restricted to mammals; intra-amniotic injections = AMNION + INJECTIONS; /surg: consider AMNIOTOMY
identifier
D000650