We are searching data for your request:
Upon completion, a link will appear to access the found materials.
These are kind of small "conductive threads" located on the maternal side of the placenta. They are implanted in the lining of the uterus. They allow feeding the fetus as well as gas exchange (carbon dioxide, oxygen) with his mother. Their number is particularly important, so that eventually the surface of trade can reach 15 square meters.