Final answer:
The screening of maternal serum or amniotic fluid to detect levels of plasma protein produced by the fetus is known as the Triple screen test. It measures the levels of three substances in the mother's blood: alpha-fetoprotein (AFP), human chorionic gonadotropin (hCG), and estriol.
Step-by-step explanation:
The screening of maternal serum or amniotic fluid to detect levels of plasma protein produced by the fetus is known as the Triple screen test. This test is commonly used during pregnancy to assess the risk of certain birth defects, including Down syndrome and neural tube defects. It measures the levels of three substances in the mother's blood: alpha-fetoprotein (AFP), human chorionic gonadotropin (hCG), and estriol.