Multiple Choice
What infrequently used test is usually performed between the 8th and 11th week of pregnancy but produces a risk of miscarriage of 1 in 100 to 1 in 200 pregnancies?
A) amniocentesis
B) ultrasound sonography
C) chorionic villus sampling (CVS)
D) first-trimester screen
Correct Answer:

Verified
Correct Answer:
Verified
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