Concerning Alpha-Fetoprotein (AFP),which One of the Following Statements Is Correct

question 12

Multiple Choice

Concerning alpha-fetoprotein (AFP) ,which one of the following statements is correct?

• A) A decrease in AFP in a pregnant woman's serum indicates the presence of possible spina bifida in the fetus.
• B) An appropriate time to measure AFP in maternal serum is at 16 weeks gestation when it is approximately 3.5 µg/dL.
• C) An increase in AFP in a pregnant woman's serum indicates the presence of Down syndrome in the fetus.
• D) AFP in maternal serum rapidly decreases to a low point at 11 weeks and then increases to reach a second maximum at 13 weeks.

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