NCC EFM Practice Questions And Answers
Latest Solutions
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 Correct Answers: e. All of the above
Stimulating the valgus 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 Correct Answers: a. A decrease in the heart rate
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 Correct Answers: b. Decreases baseline
T/F: The most common artifact with the ultrasound transducer system for fetal heart rate is increased
variability. Correct Answers: True
T/F: All fetal monitors contain a logic system designed to reject artifact. Correct Answers: True
T/F: Fetal arrhythmias can be seen on both internal and external monitor tracings. Correct Answers:
True
T/F: Variability and periodic changes can be detected with both internal and external monitoring.
Correct Answers: True
T/F: Variable decelerations are a vagal response. Correct Answers: True
T/F: Variable decelerations are the most frequently seen fetal heart rate deceleration pattern in labor.
Correct Answers: True
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 Correct Answers: c. 2, 3 and 4
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 Correct Answers: c. Uteroplacental insufficiency
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 Correct Answers: c. Fetus in breech presentation
Which of the following does not affect the degree of fetal activity?
a. Vibroacoustic stimulation
b. Smoking
c. Fetal position
d. Gestational age Correct Answers: a. Vibroacoustic stimulation
T/F: Umbilical cord influences that can alter blood flow include true knots, hematomas, and number of
umbilical vessels. Correct Answers: True
T/F: Low amplitude contractions are not an early sign of preterm labor. Correct Answers: False
T/F: Corticosteroid administration may cause an increase in FHR accelerations. Correct Answers:
False
T/F: Corticosteroid administration may cause an increase in FHR. Correct Answers: True
T/F: Contractions cause an increase in uterine venous pressure and a decrease in uterine artery
perfusion. Correct Answers: True
As a result of the intrinsic fetal response to oxygen deprivation, increased catecholamine levels cause
the peripheral blood flow to decrease while the blood flow to vital organs increases. These flow
changes along with increased catecholamine secretions have what effect on fetal blood pressure and
fetal heart rate?
A. Increase BP and increase HR
B. Increase BP and decrease HR
C. Decrease BP and increase HR
D. Decrease BP and decrease HR Correct Answers: B. Increase BP and decrease HR
During a term antepartum NST (non-stress test), you notice several variable decelerations that
decrease at least 15 bpm and last at least 15 sec long. Which of the following is the least likely
explanation?
A. True knot
B. Gestational diabetes
C. Umbilical cord entanglement
D. Oligohydramnios Correct Answers: B. Gestational diabetes
All of the following are likely causes of prolonged decelerations except:
A. Uterine tachysystole
B. Prolapsed cord
, C. Maternal hypotension
D. Maternal fever Correct Answers: D. Maternal fever
All of the following could likely cause minimal variability in FHR except
A. Magnesium sulfate administration
B. Fetal sleep cycle
C. Narcotic administration
D. Ephedrine administration Correct Answers: D. Ephedrine administration
When an IUPC has been placed, Montevideo units must be ___ or greater for adequate cervical
change to occur.
A. 100
B. 200
C. 300
D. 400 Correct Answers: B. 200
What would be a suspected pH in a fetus whose FHTs included recurrent late decelerations during
labor?
A. 7.10
B. 7.26
C. 7.32
D. 7.41 Correct Answers: A. 7.10
The nurse notes a pattern of decelerations on the fetal monitor that begins shortly after the
contraction and returns to baseline just before the contraction is over. The correct nursing response is
to:
a. Give the woman oxygen by facemask at 8-10 L/min
b. Position the woman on her opposite side
c. Increase the rate of the woman's intravenous fluid
d. Continue to observe and record the normal pattern Correct Answers: d. Continue to observe and
record the normal pattern
Determining the FHR baseline requires the nurse to approximate the mean FHR rounded to
increments of 5 bpm during a ___-minute window (excluding accelerations and decelerations).
A. 2
B. 5
C. 10
D. 20 Correct Answers: C. 10
Which of the following interventions would best stimulate an acceleration in the FHR?
A. Provide juice to patient
B. Perform vaginal exam
C. Turn patient on left side
D. Vibroacoustic stimulation Correct Answers: B. Perform vaginal exam
Scalp stimulation
The FHR is controlled by the
A. Sympathetic nervous system
B. Sinoatrial node
Latest Solutions
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 Correct Answers: e. All of the above
Stimulating the valgus 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 Correct Answers: a. A decrease in the heart rate
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 Correct Answers: b. Decreases baseline
T/F: The most common artifact with the ultrasound transducer system for fetal heart rate is increased
variability. Correct Answers: True
T/F: All fetal monitors contain a logic system designed to reject artifact. Correct Answers: True
T/F: Fetal arrhythmias can be seen on both internal and external monitor tracings. Correct Answers:
True
T/F: Variability and periodic changes can be detected with both internal and external monitoring.
Correct Answers: True
T/F: Variable decelerations are a vagal response. Correct Answers: True
T/F: Variable decelerations are the most frequently seen fetal heart rate deceleration pattern in labor.
Correct Answers: True
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 Correct Answers: c. 2, 3 and 4
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 Correct Answers: c. Uteroplacental insufficiency
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 Correct Answers: c. Fetus in breech presentation
Which of the following does not affect the degree of fetal activity?
a. Vibroacoustic stimulation
b. Smoking
c. Fetal position
d. Gestational age Correct Answers: a. Vibroacoustic stimulation
T/F: Umbilical cord influences that can alter blood flow include true knots, hematomas, and number of
umbilical vessels. Correct Answers: True
T/F: Low amplitude contractions are not an early sign of preterm labor. Correct Answers: False
T/F: Corticosteroid administration may cause an increase in FHR accelerations. Correct Answers:
False
T/F: Corticosteroid administration may cause an increase in FHR. Correct Answers: True
T/F: Contractions cause an increase in uterine venous pressure and a decrease in uterine artery
perfusion. Correct Answers: True
As a result of the intrinsic fetal response to oxygen deprivation, increased catecholamine levels cause
the peripheral blood flow to decrease while the blood flow to vital organs increases. These flow
changes along with increased catecholamine secretions have what effect on fetal blood pressure and
fetal heart rate?
A. Increase BP and increase HR
B. Increase BP and decrease HR
C. Decrease BP and increase HR
D. Decrease BP and decrease HR Correct Answers: B. Increase BP and decrease HR
During a term antepartum NST (non-stress test), you notice several variable decelerations that
decrease at least 15 bpm and last at least 15 sec long. Which of the following is the least likely
explanation?
A. True knot
B. Gestational diabetes
C. Umbilical cord entanglement
D. Oligohydramnios Correct Answers: B. Gestational diabetes
All of the following are likely causes of prolonged decelerations except:
A. Uterine tachysystole
B. Prolapsed cord
, C. Maternal hypotension
D. Maternal fever Correct Answers: D. Maternal fever
All of the following could likely cause minimal variability in FHR except
A. Magnesium sulfate administration
B. Fetal sleep cycle
C. Narcotic administration
D. Ephedrine administration Correct Answers: D. Ephedrine administration
When an IUPC has been placed, Montevideo units must be ___ or greater for adequate cervical
change to occur.
A. 100
B. 200
C. 300
D. 400 Correct Answers: B. 200
What would be a suspected pH in a fetus whose FHTs included recurrent late decelerations during
labor?
A. 7.10
B. 7.26
C. 7.32
D. 7.41 Correct Answers: A. 7.10
The nurse notes a pattern of decelerations on the fetal monitor that begins shortly after the
contraction and returns to baseline just before the contraction is over. The correct nursing response is
to:
a. Give the woman oxygen by facemask at 8-10 L/min
b. Position the woman on her opposite side
c. Increase the rate of the woman's intravenous fluid
d. Continue to observe and record the normal pattern Correct Answers: d. Continue to observe and
record the normal pattern
Determining the FHR baseline requires the nurse to approximate the mean FHR rounded to
increments of 5 bpm during a ___-minute window (excluding accelerations and decelerations).
A. 2
B. 5
C. 10
D. 20 Correct Answers: C. 10
Which of the following interventions would best stimulate an acceleration in the FHR?
A. Provide juice to patient
B. Perform vaginal exam
C. Turn patient on left side
D. Vibroacoustic stimulation Correct Answers: B. Perform vaginal exam
Scalp stimulation
The FHR is controlled by the
A. Sympathetic nervous system
B. Sinoatrial node
