Normal fetal hea rate at 37-40 weeks of pregnancy :
Correct Answer: 120 - 160/min
Description: Ans. is b i.e. 120 - 160/min Fetal hea rate Before 6 weeks : 100 - 115 bpm By 8 weeks : 144 - 160 bpm As pregnancy advances it settles down to 120-140 bpm. Also know : Sounds which can be confused with FHS : Uterine souffle : It is a soft-blowing systolic murmur. It is due to increase in blood flow through the dilated uterine vessels and is synchronous with maternal pulse. Best heard at the sides of uterus (especially left side). Fetal souffle : It is soft blowing murmur synchronous with fetal hea sound. It is due to rush of blood through the umbilical aeries.
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Gynaecology & Obstetrics
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