NCSBN exam study guide COMPLETE and RELIABLE
NCSBN exam study guide COMPLETE and RELIABLE . The fourth stage of labor is placental separation and expulsion. True or false False The third stage of labor is placental separation and expulsion and lasts about 5 to 30 minutes. The fourth stage of labor is maternal adaptation, occurring 1 to 2 hours after birth. 2. When the fetus is active, its heart rate should increase by about 15 beats per minute. True or false True When the fetus is active, its heart rate will accelerate by about 15 beats per minute above the baseline. Average fetal heart rate is about 130 ppm when near term. 3. Most pregnancy tests measure the level of estrogen in the woman's blood. True or false False Pregnancy tests measure the hormone human chorionic gonadotropin (hcG) in the urine or in the blood. Levels can be first detected about 12 to 14 days after conception and peak in the first 8 to 11 weeks of pregnancy.
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