Results for: Allantois

In Human Anatomy and Physiology

What is the function of the allantois?

In birds, the allantois is a storage area for nitrogenous wastes before hatching. It is also found underneath the shell and absorbs oxygen from the air.
In Placenta

How are the placenta chorionic villi and allantois are functionally and structurally related?

. All three structures areinvolved in the transfer of nutrients and waste products between the fetusand mother. Blood vessels originating from theallantois (one of the fou ( Full Answer )