smlynam86 smlynam86
  • 03-02-2020
  • Health
contestada

how does blood flow through the heart/lungs before birth and after birth ?

Respuesta :

haylzkay17 haylzkay17
  • 06-02-2020

Answer:

From the aorta, the oxygen-rich blood is sent to the brain and to the heart muscle itself. Blood is also sent to the lower body. ...

Explanation:

Instead, it bypasses the lungs and flows through the ductus arteriosus into the descending aorta, which connects to the umbilical arteries. From there, blood flows back into the placenta.

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