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