What are the four functions placenta?
Gas Exchange:
- Allows oxygen to pass from maternal circulation into fetal circulation, while carbon dioxide passes from the fetus to the mother.
Nutrient Transfer:
- Transports essential nutrients from the mother's blood to the fetus. These nutrients include glucose, amino acids, vitamins, and minerals.
Waste Removal:
- Transfers metabolic waste products, such as carbon dioxide and urea, from the fetus to the maternal blood for elimination.
Hormonal Production:
- Produces hormones necessary for维持妊娠, including human chorionic gonadotropin (hCG), estrogen, and progesterone.
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