Fetal heart rate is the frequency of the fetal heartbeat per minute, and it is not possible to tell the difference between a boy and a girl by monitoring the fetal heart.
Fetal heart rate refers to the frequency of the fetal heartbeat per minute, usually after 12 weeks of pregnancy using Doppler transabdominal can be heard. For some thinner pregnant women, especially those with an anterior uterus, the fetal heartbeat can be heard around 10 weeks of pregnancy.
In addition, through the ultrasound examination, usually in about 6 weeks, can monitor the fetal heart, fetal heart rate normal range of 110-160 beats / minute, fetal movement may accelerate more than 160 beats / minute, late pregnancy by monitoring the changes in the fetal heart rate can be judged by the fetal intrauterine safety and security, whether there is the possibility of hypoxia.