Substances can diffuse from the mothers blood into the fetal blood through the structure known as the

HUMAN REPRODUCTION

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

Substances can diffuse from the mother’s blood into the fetal blood through the structure known as the

A	amnion
B	fallopian tube
C	yolk sac
D	placenta

Explanation:

Detailed explanation-1: -Oxygen and nutrients from the mother’s blood are transferred across the placenta to the fetus through the umbilical cord. This enriched blood flows through the umbilical vein toward the baby’s liver.

Detailed explanation-2: -Nutrients and oxygen diffuse from the maternal blood, into the villi and into the fetal blood. At the same time, carbon dioxide and other waste products diffuse out of the fetal blood, across the trophoblasts of the chorionic villi and into the maternal blood surrounding the villi.

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