In the first stage 2. Management (10)
4) Fetal monitoring
The fetal heart rate is counted with a stethoscope at half hourly intervals in early labor and at 10 min intervals in the active phase of labor.
The normal rate 120 ~ 160 beats per minute and there is no change of rate, or only a very transient showing, with the uterine contractions.
Most hospital have employed fetal monitoring during labor, the uterine contractions can be recorded .