You are examining for fetal heart tones with a fetoscope and are unable to hear any. Using a Doptone, you measure the rate as 164. Which gestational age is most likely?
A) 8 weeks
B) 14 weeks
C) 20 weeks
D) 26 weeks
B) 14 weeks
With a fetoscope, the fetal heart should be audible starting at about 18 weeks. The Doptone is able to detect this at about 10 weeks. This would put the gestational age at between 10 and 18 weeks.
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