The nurse notes each of the following findings in a woman at 10 weeks' gestation. Which of the findings would enable the nurse to tell the woman that she is probably pregnant?
a. Fetal heart rate via Doppler
b. Positive pregnancy test
c. Positive ultrasound assessment
d. Absence of menstrual period
ANS: b
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a. A fetal heart rate is a positive sign of pregnancy.
b. A positive pregnancy test is a probable sign of pregnancy. It is not a positive sign because the hormone tested for—human chorionic gonadatropin (hCG)—may be being produced by, for example, a hydatidiform mole.
c. A positive ultrasound is a positive sign of pregnancy.
d. Amenorrhea is a presumptive sign of pregnancy.
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