At her first prenatal visit, the client states, "I'm 5 weeks pregnant now and I would like to hear my baby's heartbeat today." How should the nurse respond?
1. Anticipate that the client will be scheduled for Doppler ultrasound.
2. Prepare to assist with auscultation of the fetal heartbeat using a fetoscope.
3 Explain to the client that the fetal heartbeat is not yet detectable at 5 weeks' gestation.
4. Explain to the client that the fetal heart does not begin to beat until approximately 7 weeks' gestation.
3
Explanation:
1. Generally, fetal heart tones cannot be heard until approximately the 8th week of pregnancy by ultrasound Doppler device.
2. Fetal heart tones can be identified through use of a fetoscope at approximately the 20th week of pregnancy.
3. While the tubular heart begins to form during the 3rd week, fetal heart tones generally are not detectable until at least 7 weeks' gestation.
4. The fetal heart begins to beat by the 4th week of gestation.
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