1. The placenta functions to:

A. Block all medications

B. Produce amniotic fluid only

C. Provide the fetus with maternal blood directly

D. Exchange gases and nutrients, remove waste and produce hormones

Correct Answer: D. Exchange gases and nutrients, remove waste and produce hormones

Rationale: Maternal and fetal blood do not normally mix, and many drugs cross the placenta. It produces

hCG, progesterone and estrogen. The placenta does not block all drugs, does not produce most amniotic

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