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Intrapartum Assessment

Which of the following is currently the most prevalent obstetrical procedure performed in the United States?

a. Episiotomy

b. Fetal monitoring

c. Cesarean delivery

d. Operative vaginal delivery

Continuous R-to-R wave fetal heart rate computation is reflected clinically as which of the following?

a. Periodic change

b. Episodic change

c. Beat-to-beat variability

d. Shift in the heart rate baseline

Which of the following are scaling factors for fetal heart rate monitoring recommended by a 1997 National Institute of Child Health and Human Development (NICHD) workshop?

a. 3 cm/min chart recorder paper speed

b. 1 cm/min chart recorder paper speed

c. 60 beats per minute per vertical centimeter

d. None of the above

In cases of fetal demise, external Doppler ultrasound will most likely detect signals from which of the following?

Reproduced with permission from Cunningham FG, Leveno KJ, Bloom SL, et al (eds): Intrapartum assessment. In Williams Obstetrics, 24th ed. New York, McGraw-Hill, 2014, Figure 24-5.

a. Placenta

b. Maternal heart

c. Maternal aorta

d. None of the above

According to the National Institute of Child Health and Human Development (NICHD), a fetal heart rate acceleration is defined by which of the following?

a. Accelerations lasting > 5 minutes are considered a baseline change.

b. It is considered prolonged, if it lasts ≥ 2 minutes and < 10 minutes.

c. For all gestational ages, an acceleration lasts ≥ 15 seconds and rises ≥ 15 beats above the heart rate baseline.

d. None of the above

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