During which of the following tests is an actual tissue sample removed from the placenta?
A)ultrasound sonography
B)amniocentesis
C)alpha-fetoprotein test
D)chorionic villus sampling

Question

Quizplus · Accepted Answer

Chorionic villus sampling (CVS) involves removing a tissue sample from the placenta for genetic testing. Ultrasound sonography uses sound waves to create an image of the developing fetus. Amniocentesis involves removing a sample of amniotic fluid surrounding the fetus. Alpha-fetoprotein test measures the level of a protein produced by the fetus and can indicate potential birth defects.

During Which of the Following Tests Is an Actual Tissue