1. Implantation: Placenta attaches the embryo to the uterus.
2. Nutrient supply: It supplies nutrients to the fetus from the mother’s body.
3. Storage: Placenta stores glycogen, fat and iron.
4. Gaseous exchange: It involves the exchange of O2 and CO2 between the maternal body and the fetus.
5. Hormone secretion: It secretes estrogen, progesterone, lactogen, gonadotrophin hormones.
6. Medicines: Medicines reach the fetus from the mother’s body through the mother’s mother.
7. Germ-carrying: Germs enter the embryo through the embryo and cause fatal damage.
8. Immunity: Antibodies from the mother’s body enter the fetus and prevent disease.
9. Protects the fetus: Placenta protects the fetus from high blood pressure of the mother.
10. Excretion: Excretion is released through the Placenta.