NCC EFM Practice Questions and Answers
(Verified Answers)
1. Which of the following factors can have a negative effect on uterine blood
flow?
a. Hypertension
b. Epidural
c. Hemorrhage
d. Diabetes
e. All of the above ANS All of the above
2. Stimulating the vagus nerve typically produces:
a. A decrease in the heart rate
b. An increase in the heart rate
c. An increase in stroke volume
d. No change ANS A decrease in the heart rate
3. The vagus nerve begins maturation 26 to 28 weeks. Its dominance results
in what effect to the FHR baseline?
a. Increases baseline
b. Decreases baseline ANS Decreases baseline
,4. T/F: The most common artifact with the ultrasound transducer system for
fetal heart rate is increased variability ANS True
5. T/F: All fetal monitors contain a logic system designed to reject artifact
ANS -
True
6. T/F: Fetal arrhythmias can be seen on both internal and external monitor
tracings ANS True
7. T/F: Variability and periodic changes can be detected with both internal
and external monitoring ANS True
8. T/F: Variable decelerations are a vagal response ANS True
9. T/F: Variable decelerations are the most frequently seen fetal heart rate
deceleration pattern in labor ANS True
10. Etiology of a baseline FHR of 165bpm occurring for the last hour can be:
1. Maternal supine hypotension
2. Maternal fever
3. Maternal dehydration
4. Unknown
,a. 1 and 2
b. 1, 2 and 3
c. 2, 3 and 4 ANS 2, 3 and 4
, 11. The most prevalent risk factor associated with fetal death before the
onset of labor is:
a. Low socioeconomic status
b. Fetal malpresentation
c. Uteroplacental insufficiency
d. Uterine anomalies ANS Uteroplacental insufficiency
12. Which of the following conditions is not an indication for antepartum fetal
surveillance?
a. Gestational hypertension
b. Diabetes in pregnancy
c. Fetus in breech presentation
d. Decreased fetal movement ANS Fetus in breech presentation
13. Which of the following does not affect the degree of fetal activity?
a. Vibroacoustic stimulation
b. Smoking
c. Fetal position
d. Gestational age ANS Vibroacoustic stimulation
14. T/F: Umbilical cord influences that can alter blood flow include true knots,
hematomas, and number of umbilical vessels ANS True
(Verified Answers)
1. Which of the following factors can have a negative effect on uterine blood
flow?
a. Hypertension
b. Epidural
c. Hemorrhage
d. Diabetes
e. All of the above ANS All of the above
2. Stimulating the vagus nerve typically produces:
a. A decrease in the heart rate
b. An increase in the heart rate
c. An increase in stroke volume
d. No change ANS A decrease in the heart rate
3. The vagus nerve begins maturation 26 to 28 weeks. Its dominance results
in what effect to the FHR baseline?
a. Increases baseline
b. Decreases baseline ANS Decreases baseline
,4. T/F: The most common artifact with the ultrasound transducer system for
fetal heart rate is increased variability ANS True
5. T/F: All fetal monitors contain a logic system designed to reject artifact
ANS -
True
6. T/F: Fetal arrhythmias can be seen on both internal and external monitor
tracings ANS True
7. T/F: Variability and periodic changes can be detected with both internal
and external monitoring ANS True
8. T/F: Variable decelerations are a vagal response ANS True
9. T/F: Variable decelerations are the most frequently seen fetal heart rate
deceleration pattern in labor ANS True
10. Etiology of a baseline FHR of 165bpm occurring for the last hour can be:
1. Maternal supine hypotension
2. Maternal fever
3. Maternal dehydration
4. Unknown
,a. 1 and 2
b. 1, 2 and 3
c. 2, 3 and 4 ANS 2, 3 and 4
, 11. The most prevalent risk factor associated with fetal death before the
onset of labor is:
a. Low socioeconomic status
b. Fetal malpresentation
c. Uteroplacental insufficiency
d. Uterine anomalies ANS Uteroplacental insufficiency
12. Which of the following conditions is not an indication for antepartum fetal
surveillance?
a. Gestational hypertension
b. Diabetes in pregnancy
c. Fetus in breech presentation
d. Decreased fetal movement ANS Fetus in breech presentation
13. Which of the following does not affect the degree of fetal activity?
a. Vibroacoustic stimulation
b. Smoking
c. Fetal position
d. Gestational age ANS Vibroacoustic stimulation
14. T/F: Umbilical cord influences that can alter blood flow include true knots,
hematomas, and number of umbilical vessels ANS True
