Teratogens can interfere with prenatal development and harm the unborn child by:
A) creating toxins in the mother's body and being passed to the child through the amniotic fluid
B) passing from the mother's lymphatic system to the child
C) being directly mixed with the child's blood system
D) passing from the placenta into the fetus's blood vessels

Question

Quizplus · Accepted Answer

Teratogens can pass from the mother through the placenta and into the fetus's bloodstream, potentially causing harm to the developing child. This is why it is important for expecting mothers to avoid exposure to teratogens during pregnancy. A and B are not accurate explanations of how teratogens can harm the unborn child, and C is not a likely scenario as the blood supply of the mother and fetus are separate.

Teratogens Can Interfere with Prenatal Development and Harm the Unborn