Natalie is 40 years old and in her 15th week of pregnancy. she is concerned that her baby might have down syndrome. her doctor performs which involves with-drawing and testing a sample of amniotic fluid.

Amniocentesis

Explanation:

The fetus is surrounded by the amniotic fluid in pregnancy. It is very important for the safety of the fetus. This fluid contains the live cells of the fetus. These amniotic cells provide information about the health of the fetus.

Amniocentesis is a check up or a test before delivery. In this test, doctors remove a little bit amniotic fluid from the sac which is surrounded by the fetus. This procedure occurs with a syringe.

Syringe inserted in the uterus through the abdomen and take a sample of fluid. Fluid sent to the laboratory for check up. Many tests performed based on the risk factor of disease related to genetic. Thus Natalie goes under the analysis of the amniotic fluid test.