Question Of The Day: Antepartum Period

Q. A nurse is using Doppler ultrasound to assess a pregnant woman. When should the nurse expect to hear fetal heart tones?

A. 7 weeks' gestation

B. 11 weeks' gestation

C. 17 weeks' gestation

D. 21 weeks' gestation

Correct Answer: B

Reason: Using Doppler ultrasound, fetal heart tones may be heard as early as the 11th week of pregnancy. Using a stethoscope, fetal heart tones may be heard between 17 and 20 weeks' gestation.