NCC EFM Previous Exams Questions
with 100% Correct Answers | Latest
Version 2024 | Verified
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 - ✔✔e. All of the above
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 - ✔✔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 - ✔✔b. Decreases baseline
T/F: The most common artifact with the ultrasound transducer system for fetal heart rate is increased
variability. - ✔✔True
T/F: All fetal monitors contain a logic system designed to reject artifact. - ✔✔True
T/F: Fetal arrhythmias can be seen on both internal and external monitor tracings. - ✔✔True
,T/F: Variability and periodic changes can be detected with both internal and external monitoring. -
✔✔True
T/F: Variable decelerations are a vagal response. - ✔✔True
T/F: Variable decelerations are the most frequently seen fetal heart rate deceleration pattern in labor. -
✔✔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 - ✔✔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 - ✔✔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 - ✔✔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 - ✔✔a. Vibroacoustic stimulation
T/F: Umbilical cord influences that can alter blood flow include true knots, hematomas, and number of
umbilical vessels. - ✔✔True
T/F: Low amplitude contractions are not an early sign of preterm labor. - ✔✔False
T/F: Corticosteroid administration may cause an increase in FHR accelerations. - ✔✔False
T/F: Corticosteroid administration may cause an increase in FHR. - ✔✔True
T/F: Contractions cause an increase in uterine venous pressure and a decrease in uterine artery
perfusion. - ✔✔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 - ✔✔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 - ✔✔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 - ✔✔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 - ✔✔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 - ✔✔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 - ✔✔A. 7.10
with 100% Correct Answers | Latest
Version 2024 | Verified
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 - ✔✔e. All of the above
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 - ✔✔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 - ✔✔b. Decreases baseline
T/F: The most common artifact with the ultrasound transducer system for fetal heart rate is increased
variability. - ✔✔True
T/F: All fetal monitors contain a logic system designed to reject artifact. - ✔✔True
T/F: Fetal arrhythmias can be seen on both internal and external monitor tracings. - ✔✔True
,T/F: Variability and periodic changes can be detected with both internal and external monitoring. -
✔✔True
T/F: Variable decelerations are a vagal response. - ✔✔True
T/F: Variable decelerations are the most frequently seen fetal heart rate deceleration pattern in labor. -
✔✔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 - ✔✔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 - ✔✔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 - ✔✔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 - ✔✔a. Vibroacoustic stimulation
T/F: Umbilical cord influences that can alter blood flow include true knots, hematomas, and number of
umbilical vessels. - ✔✔True
T/F: Low amplitude contractions are not an early sign of preterm labor. - ✔✔False
T/F: Corticosteroid administration may cause an increase in FHR accelerations. - ✔✔False
T/F: Corticosteroid administration may cause an increase in FHR. - ✔✔True
T/F: Contractions cause an increase in uterine venous pressure and a decrease in uterine artery
perfusion. - ✔✔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 - ✔✔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 - ✔✔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 - ✔✔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 - ✔✔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 - ✔✔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 - ✔✔A. 7.10
