During her twelfth week of gestation,38-year-old Merlia underwent a procedure in which a small sample of cells from the placenta were taken for screening.This was done to detect if the fetus had any genetic disorder.This procedure is called

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Chorionic villus sampling (CVS) is a prenatal diagnostic procedure in which a small sample of cells is taken from the placenta to detect any genetic disorders in the fetus. It is usually performed between the 10th and 13th week of gestation, earlier than amniocentesis, which is usually performed between the 16th and 20th week of gestation. The alpha-fetoprotein test and neural tube defect screening are both used to screen for neural tube defects and are typically performed between 16 and 18 weeks of gestation. Therefore, A) chorionic villus sampling is the best choice in this scenario.

During Her Twelfth Week of Gestation,38-Year-Old Merlia Underwent a Procedure