Multiple Choice
Which of the following is a true statement?
A) Toxic agents that a pregnant woman eats, drinks, or inhales are capable of being transmitted through the placenta.
B) While some substances are allowed to pass through the placenta, viral sized particles, such as the AIDS virus, are effectively blocked.
C) The mother's and the unborn child's blood intermingles in the placenta.
D) The placenta allows only nutritional substances to enter and only waste substances to leave the fetal blood supply.
Correct Answer:

Verified
Correct Answer:
Verified
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