Which of the following prenatal diagnostic tests is used during amniocentesis to locate the precise point for drawing a sample?
A)Maternal blood screening
B)Noninvasive prenatal diagnosis
C)Chorionic villus sampling
D)Ultrasound sonography

Question

Quizplus · Accepted Answer

Ultrasound sonography is used during amniocentesis to locate the precise point for drawing a sample. Maternal blood screening and noninvasive prenatal diagnosis are not used during amniocentesis. Chorionic villus sampling is a different prenatal diagnostic test that involves taking a sample of cells from the placenta.

Which of the Following Prenatal Diagnostic Tests Is Used During