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18 Cards in this Set

  • Front
  • Back

Postnatal structure of the umbilical vein

Round ligament (ligament teres)

Postnatal structure of the umbilical arteries

Umbilical ligaments

Postnatal structure of the ductus venosus

Ligamentum venosum

Postnatal structure of the foramen ovale

Fossa ovalis

Postnatal structure of the ductus arteriosus

Ligamentum arteriosum

Foramen ovale

Ductus arteriosus

Ductus arteriosus

Foramen ovale

Ductus venosum

Umbilical arteries

Umbilical vein

Umbilical arteries

Transfer deoxygenated blood from the fetus to the placenta

Umbilical vein

Transfers oxygenated blood from the placenta to the fetus

Ductus venosum

Bypass vessel for the fetal liver

How much of fetal blood bypasses the liver by passing through the ductus venosum?

75%

Foramen ovale

A fetal bypass structure that sends blood from the right atrium to the left atrium, bypassing the lungs

Ductus arteriosus

A structure that bypasses the lungs by sending blood from the pulmonary trunk to the aortic arch