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Which of the Following Statements Best Describes the Function of the Placenta? A)the

Question 46
Multiple Choice

Which of the following statements best describes the function of the placenta? A)The placenta connects the mother's and the baby's blood supplies. B)The placenta makes a two-way exchange of nutrients and waste materials between the mother and the fetus. C)The placenta is a barrier that protects the developing baby from all harmful substances. D)The placenta's only function is to carry nutrients and oxygen to the developing baby.

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The earliest point in pregnancy in which a fetus might survive outside of the uterus is the A)end of the third trimester. B)end of the second trimester. C)beginning of the second trimester. D)middle of the third trimester.
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