Human Biology || Purposes of the Placenta

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Endocrine
Secretes hormones that are needed to maintain pregnancy.
Excretory
Removes wastes from the foetus and allows the mother to excrete it.
Immune
Antibodies transferred into the foetal blood supply.
Nutritional
All nutrients transported into foetal blood, stores some as well.
Respiratory
Provides oxygen, removes carbon dioxide from foetus.
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