It’s on the baby’s stomach. How does it make air get into its lungs? The placenta is filled with fluids and stuff, so how does the baby breathe with a thing connected to it’s stomach? It also provides food, but how?
Essentially, the mother’s body treats the developing child as another organ. The umbilical has large veins and arteries that supply nutrition and oxygen from the mother and takes away CO2 and waste products for the mother’s body to dispose of.
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