Jeff and Brenda are expecting their first child. Name and explain three prenatal tests or procedures Brenda may undergo to evaluate the fetus
What will be an ideal response?
(any three of the following):
1. Amniocentesis - common test recommended for women over 35 in which a small amount of fluid is drawn from the amniotic sac and tested for Down syndrome and other abnormalities.
2. Chorionic villus sampling (CVS) - tissue is snipped from the fetal sac and analyzed for genetic defects; used mainly in high-risk situations.
3. Triple marker screen (TMS) - common blood test used to identify certain birth defects and genetic abnormalities. Brenda may alternatively have a quad screen or an integrated screen, which add other components.
4. Ultrasound - common procedure that uses sound waves to create an image of the fetus to show its size and position.
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