fetal shunts

What Happens To Fetal Shunts After Birth?

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What Happens To Fetal Shunts After Birth? The ductus arteriosus diverts the blood from the pulmonary artery to the aorta, whereas the ductus venosus connects the umbilical vein to the inferior vena cava bypassing the portal vein and the liver. These shunts close shortly after birth when the newborn begins to breathe and the lungs

What Is The Function Of The Foramen Ovale In The Fetus?

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What Is The Function Of The Foramen Ovale In The Fetus? Before birth, the foramen ovale allows blood flow to bypass the lungs (a fetus gets the oxygen it needs from the placenta, not the lungs). That way, the heart doesn’t work hard to pump blood where it isn’t needed. When newborns take their first