NCC EFM EXAM LATEST 2023 REAL EXAM 200
QUESTIONS AND DETAIED ANSWERS (VERIFIED
ANSWERS) |AGRADE
Which position best promotes maternal-fetal exchange? – ANSWER- R
or L lateral. Change positions Qhour.
What on a strip indicates no academia in the fetus? – ANSWERModerate variability
The FHR develops recurrent late decelerations soon after the epidural
injection. The most likely physiologic rationale is … ? – ANSWERMaternal sympathetic blockade
When monitoring monochorionic monoamniotic (mono-mono) twins,
what are you expecting to see on the strip in FHR? – ANSWERVariable decelerations
Variable decorations are mediated primarily by what? – ANSWERBaroreceptors
The sympathetic branch of the autonomic nervous system influences the
FHR to what? – ANSWER- Increase
Uteroplacental blood flow is reduced by what percentage during normal
contractions? – ANSWER- 60%. You want at least 1 minute rest
between contractions
The most highly oxygenated blood in fetal circulation is the what? –
ANSWER- Ductus venous
An abrupt rise in fetal BP can stimulate what? – ANSWER- Variable
decelerations
During an acute episode of fetal hypoxemia, fetal blood flow is
redistributed primarily to the ? – ANSWER- Brain
Fetus can survive in an environment with a PO2 equal to adult venous
blood due to what? – ANSWER- Increased oxygen affinity
The fetus’s ability to regulate cardiac output is based upon altering their
what? – ANSWER- Heart rate
The FHR characteristic most predictive of a vigorous baby at birth is? –
ANSWER- Variability
The term that refers to decelerations occurring with less than 50% of
contractions is ? – ANSWER- Intermittent
In any 10 minute segment of FHR tracing, the minimum baseline
duration must be at least how long? – ANSWER- 2 minutes
A FHR pattern likely to develop with severe fetal anemia is called what?
- ANSWER- Sinusoidal pattern
Baseline FHR variability is classified as? – ANSWER- Absent, minimal,
moderate, or marked
Late decelerations with moderate variability are most likely due to? –
ANSWER- Fetal stress
For low-risk women without oxytocin during first stage of labor, fetal
assessment using EFM should occur how often? – ANSWER- Q30
minutes
For women with risk-factors (e.g. Oxytocin) during first stage of labor,
fetal assessment using EFM should occur how often? – ANSWER- Q15
minutes
For women receiving Oxytocin while actively pushing, fetal assessment
using EFM should occur how often? – ANSWER- Q5 minutes
A likely cause of fetal tachycardia with moderate variability in a term
fetus is what? – ANSWER- Maternal fever
Fetal scalp stimulation is appropriate in the context of? – ANSWERMinimal variability
During the first stage of labor, amnioinfusion is an appropriate
intervention for what? – ANSWER- Recurrent variable decelerations
Initial treatment for recurrent late decelerations with moderate
variability during the first stage of labor is what? – ANSWER- Maternal
positioning
Maternal oxygen for intrauterine resuscitation should be given at what
rate? – ANSWER- 10L/Minute
Rationale for increasing Oxytocin no more frequently than Q30 minutes
is based upon the what? – ANSWER- Half-life of Oxytocin
Oxygen would be appropriate for intrauterine resuscitation based upon?
- ANSWER- Absent variability
G1P0 @ 32 weeks. 6cm/90%/-2. Following SROM, the FHR decreases
to 50. Your initial reaction is to what? – ANSWER- Perform a vaginal
exam to check for cord prolapse