NCC EFM cardiac output by increasing it's heart
rate.
CERTIFICATION EXAM
NEWEST ACTUAL EXAM Stimulating the vagus nerve typically
produces:
COMPLETE 470 a. A decrease in the heart rate
b. An increase in the heart rate
QUESTIONS AND c. An increase in stroke volume
CORRECT DETAILED d. No change - ------CORRECT
ANSWER -----a. A decrease in the heart
ANSWERS (VERIFIED rate
ANSWERS)
What initially causes a chemoreceptor
response?
a. Epidurals
b. Supine maternal position
c. Increased CO2 levels
d. Decreased O2 levels
e. A & C
f. A & B
g. C & D - ------CORRECT ANSWER ----
-g. C & D
The vagus nerve begins maturation 26
to 28 weeks. Its dominance results in
what effect to the FHR baseline?
a. Increases baseline
Which of the following factors can have b. Decreases baseline - ------CORRECT
a negative effect on uterine blood flow? ANSWER -----b. Decreases baseline
a. Hypertension
b. Epidural T/F: Oxygen exchange in the placenta
c. Hemorrhage takes place in the intervillous space. - ---
d. Diabetes ---CORRECT ANSWER -----True
e. All of the above - ------CORRECT
ANSWER -----e. All of the above T/F: The parasympathetic nervous
system is a cardioaccelerator. - ------
How does the fetus compensate for CORRECT ANSWER -----False
decreased maternal circulating volume?
a. Increases cardiac output by T/F: Baroreceptors are stretch receptors
increasing stroke volume. which respond to increases or
b. Increases cardiac output by decreases in blood pressure. - ------
increasing it's heart rate. CORRECT ANSWER -----True
c. Increases cardiac output by
increasing fetal movement. - ------ T/F: There are two electronic fetal
CORRECT ANSWER -----b. Increases monitoring methods of obtaining the
fetal heart rate: the ultrasound
,transducer and the fetal spiral electrode. T/F: The external toco gives measurable
- ------CORRECT ANSWER -----True uterine pressure. - ------CORRECT
ANSWER -----False
T/F: Variability can be determined with
the fetoscope. - ------CORRECT T/F: The fetal spiral electrode can be
ANSWER -----False placed when vaginal bleeding of
unknown origin is present. - ------
T/F: Because the ultrasound transducer CORRECT ANSWER -----False
and toco transducer are sealed units,
they can be dipped in warm water to T/F: The ultrasound transducer is
make cleaning easier. - ------CORRECT usually placed on the side of the uterus
ANSWER -----False over the baby's back, as the fetal heart
is heard best there. - ------CORRECT
T/F: The most common artifact with the ANSWER -----True
ultrasound transducer system for fetal
heart rate is increased variability. - ------ T/F: The spiral electrode is used to more
CORRECT ANSWER -----True accurately determine the frequency,
duration, and intensity of uterine
T/F: All fetal monitors contain a logic contractions. - ------CORRECT
system designed to reject artifact. - ------ ANSWER -----False
CORRECT ANSWER -----True
T/F: The heart rate from a well-applied
T/F: The monitor should always be fetal spiral electrode can only be fetal,
tested before starting a tracing, either not maternal. - ------CORRECT
external or internal mode and labeled a ANSWER -----False
test. - ------CORRECT ANSWER -----
True T/F: The intrauterine catheter is used to
pick up the fetal heart rate. - ------
T/F: The paper speed on the fetal CORRECT ANSWER -----False
monitor should always be set at
1cm/min. - ------CORRECT ANSWER --- T/F: The internal spiral electrode may
--False pick up the maternal heart rate if the
baby has died. - ------CORRECT
T/F: Both internal and external ANSWER -----True
monitoring methods are equally
accurate means of obtaining the fetal T/F: Fetal arrhythmias can be seen on
heart rate and contraction patterns. - ---- both internal and external monitor
--CORRECT ANSWER -----False tracings. - ------CORRECT ANSWER ----
-True
T/F: The external toco is usually placed
over the uterine fundus to pick up T/F: Variability and periodic changes
contractions. - ------CORRECT can be detected with both internal and
ANSWER -----True external monitoring. - ------CORRECT
ANSWER -----True
,T/F: Variable decelerations are a result c. No treatment indicated
of cord compression. - ------CORRECT d. Oxygen
ANSWER -----True e. Stop oxytocin infusion - ------
CORRECT ANSWER -----b. Change
T/F: The presence of FHR accelerations maternal position
in the intrapartum and antepartum
periods is a sign of adequate fetal Etiology of a baseline FHR of 165bpm
oxygenation. - ------CORRECT occurring for the last hour can be:
ANSWER -----True 1. Maternal supine hypotension
2. Maternal fever
T/F: Variable decelerations are a vagal 3. Maternal dehydration
response. - ------CORRECT ANSWER -- 4. Unknown
---True a. 1 and 2
b. 1, 2 and 3
T/F: Late decelerations have a gradual c. 2, 3 and 4 - ------CORRECT ANSWER
decrease in FHR (onset to nadir 30 -----c. 2, 3 and 4
seconds) and are delayed in timing with
the nadir of the deceleration occurring What is the most probable cause of
after the peak of the contraction. - ------ recurrent late decelerations?
CORRECT ANSWER -----True a. Utero-placental insufficiency
b. Head compression
T/F: The fetal heart rate baseline can be c. Cord compression
determined during periods of marked d. Maternal position change - ------
variability. - ------CORRECT ANSWER -- CORRECT ANSWER -----a. Utero-
---False placental insufficiency
T/F: Anything that affects maternal blood The most prevalent risk factor
flow (cardiac output) can affect the blood associated with fetal death before the
flow through the placenta. - ------ onset of labor is:
CORRECT ANSWER -----True a. Low socioeconomic status
b. Fetal malpresentation
T/F: Variable decelerations are the most c. Uteroplacental insufficiency
frequently seen fetal heart rate d. Uterine anomalies - ------CORRECT
deceleration pattern in labor. - ------ ANSWER -----c. Uteroplacental
CORRECT ANSWER -----True insufficiency
T/F: Minimal variability is always an Which of the following is NOT used for
indicator of hypoxia and a Cesarean antepartum fetal surveillance?
section is indicated. - ------CORRECT a. Fetal movement counting
ANSWER -----False b. Antepartum fetal heart rate testing
c. Biophysical profile testing
What is your first intervention in d. Maternal HCG levels - ------
management of a patient experiencing CORRECT ANSWER -----d. Maternal
variable decelerations? HCG levels
a. Immediate delivery
b. Change maternal position
, Which of the following conditions is not All of the following are components of a
an indication for antepartum fetal biophysical profile except:
surveillance? a. Contraction stress test
a. Gestational hypertension b. Assessment of fetal breathing
b. Diabetes in pregnancy c. Amniotic fluid volume measurement
c. Fetus in breech presentation d. Fetal movement assessment - ------
d. Decreased fetal movement - ------ CORRECT ANSWER -----a. Contraction
CORRECT ANSWER -----c. Fetus in stress test
breech presentation
A modified biophysical profile includes a
Which of the following does not affect nonstress test and:
the degree of fetal activity? a. Contraction stress test
a. Vibroacoustic stimulation b. Ultrasound assessment of fetal
b. Smoking movement
c. Fetal position c. Ultrasound assessment of amniotic
d. Gestational age - ------CORRECT fluid volume
ANSWER -----a. Vibroacoustic d. Fetal movement counts - ------
stimulation CORRECT ANSWER -----c. Ultrasound
assessment of amniotic fluid volume
To be considered reactive, a nonstress
test must have: For a contraction stress test to be
a. 4 fetal heart rate accelerations in a 20 interpretable, you must have a minimum
minute window of:
b. 2 fetal heart rate accelerations in a 10 a. 5 contractions in a 10-minute window
minute window b. 3 contractions in a 10-minute window
c. 4 fetal heart rate accelerations in a 40 c. 4 contractions in a 10-minute window
minute window d. 2 contractions in a 10-minute window
d. 2 fetal heart rate accelerations in a 20 - ------CORRECT ANSWER -----b. 3
minute window - ------CORRECT contractions in a 10 minute window
ANSWER -----d. 2 fetal heart rate
accelerations in a 20 minute window A negative contraction stress test is one
in which:
If a nonstress test is nonreactive after 40 a. No contractions are seen
minutes, the next step should be: b. There are late decelerations with >
a. Have the client go home and do fetal 50% of the contractions seen
movement counts c. There are no fetal heart rate late
b. Do a biophysical profile or contraction decelerations with the contractions
stress test d. There is one fetal heart rate
c. Repeat the nonstress test within a deceleration seen - ------CORRECT
week ANSWER -----c. There are no fetal heart
d. Admit the client for delivery - ------ rate late decelerations with the
CORRECT ANSWER -----b. Do a contractions
biophysical profile or contraction stress
test According to AWHONN, the normal
baseline Fetal Heart Rate (FHR) is
A. 90-150 bpm
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