____ uses high-frequency sound waves that are directed toward the uterus and as they bounce off the fetus they are converted by a computer to an image that can be viewed on a screen

a. Genetic counseling
b. Ultrasound
c. Chorionic villus sampling
d. Amniocentesis


B

Psychology

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a. appetitive c. erectile b. dyspaurenia d. satyriasis

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Psychology