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Fetal Circulation
...  also filters for plasma nutrients and wastes. The uterine arteries carry oxygenated blood to the placenta and permeate the sponge-like material there. Oxygen then diffuses from the placenta to the chorionic villus and then to the umbilical vein. What is the mechanism of fetal circulation? In fetal circulation, the placenta, through the umbilical vein, carries blood to the fetus. The umbilical  ...

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