Question

what is placenta main its role during pregnancy ​

Answer 1

Exchange of waste materials,food and other substances between mother and the embryo. Exchange occurs through the fine capillaries. There is no actual contact between the blood of the mother and that of the baby.

Answer 2

Answer:

PLACENTA IS A SPECIAL TISSUE CONNECTION BETWEEN UTERINE WALL AND EMBRYO. IT ACTS AN ENDOCRINE GLAND.

Explanation:

ROLE OF PLACENTA DURING PREGNANCY:

1. WASTES SUBSTANCE PRPDUCED BY EMBRYO ARE REMOVED THROUGH PLACENTA.

2. IT POSSESS VILLI

3.IT FACILITIES THE PASSAGE OF NUTRITION AND OXYGEN TO EMBRYO FROM MOTHER THROUGH BLOOD.

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