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Home Q & A Board Biology-Related Homework Help General Biology
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mistre mistre
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7 years ago
The placental blood vessels
A) mix maternal blood and fetal blood.
B) draw oxygen from the fetal blood and pass it to the mother.
C) allow for the exchange of wastes and nutrients but keep the maternal and fetal circulations separate.
D) manufacture hormones that slow the growth of the embryo, preventing it from outgrowing the uterus.
E) prevent all microbes and toxins from crossing from mother to child.
Textbook 
Human Diseases

Human Diseases


Edition: 8th
Authors:
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kont24kont24
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7 years ago
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mistre Author
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7 years ago
This helped a ton, thanks
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