The nurse is instructing a nursing student on the application of fetal monitoring devices. Which method of assessing the fetal heart rate requires the use of a gel?

Question

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Doppler is the only listed method involving ultrasonic transmission of fetal heart rates; it requires the use of a gel. The fetoscope does not require gel because ultrasonic transmission is not used. The scalp electrode is attached to the fetal scalp; gel is not necessary. The tocodynamometer does not require gel. This device monitors uterine contractions.

The Nurse Is Instructing a Nursing Student on the Application