Fetal Membrane
Of membrane.
Any membrane that functions for the protection or nourishment or respiration or excretion of a developing fetus.
This concept's ID is @1~29027
Mammal
- chorion
The outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds...
- amnion
Thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles,...
- allantois
The vascular fetal membrane that lies below the chorion and develops from the hindgut...
Also contains
- umbilical cord
Membranous duct connecting the fetus with the placenta.
- veil
The inner membrane of embryos in higher vertebrates (especially when covering the head at ...