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lisabon 2012 [21]
3 years ago
6

How does the fetus excrete metabolic waste?

Biology
2 answers:
Y_Kistochka [10]3 years ago
6 0
The placenta works with both mother and baby to provide blood, nutrients and oxygen to the fetus while in the womb. 
The placenta basically functions like this: Mom's blood flows into the blood lake on her side of the placenta, which bathes the chorionic villi that are threaded through with fetal blood vessels. 
lilavasa [31]3 years ago
4 0
The metabolic waste found in fetuses is excreted through the umbilical cord back to the mother. Some of it goes to the <span>amniotic fluid which can be seen when the baby is born.</span>
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