Which fetal shunt bypasses the lungs by directly connecting the right atrium and the left atrium?
A) ligamentum arteriosum
B) umbilical vein
C) foramen ovale
D) ductus arteriosus
E) ductus venosus

Question

Quizplus · Accepted Answer

The foramen ovale is a fetal shunt that bypasses the lungs by allowing oxygenated blood to flow from the right atrium to the left atrium, thus avoiding the pulmonary circulation. It closes shortly after birth, allowing the lungs to take over as the primary site of gas exchange.

Which Fetal Shunt Bypasses the Lungs by Directly Connecting the Right