Question

What is placenta ? Mention its role during pregnancy.

Answer 1

Placenta is a disc-Ilke structure embedded in the uterine wall. It contains villi from the embryonal side. Blood spaces are present on the mother's tissue side. Following are the functions of placenta:
• Supplying nutrients to the foetus.
• Supplying oxygen to the foetus.
• Taking away carbon dioxide from the foetus.
• Taking away excretory products from the foetus.