NCC EFM practice Questions And Answers With 100% Correct Answers
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Course
NCC EFM practice
Institution
NCC EFM Practice
(T/F) An internal scalp electrode will detect the actual fetal ECG. - True
(T/F) Metabolic acidosis is more easily reversible and potentially less detrimental to the fetus when
compared to respiratory acidosis. - False
A preterm fetus with persistent supraventricular tachycardia that is not hydr...
NCC EFM practice
(T/F) An internal scalp electrode will detect the actual fetal ECG. - True
(T/F) Metabolic acidosis is more easily reversible and potentially less detrimental to the fetus when
compared to respiratory acidosis. - False
A preterm fetus with persistent supraventricular tachycardia that is not hydropic is best treated with
maternal administration of
A. Digoxin
B. Phenobarbital
C. Terbutaline - A. Digoxin
_____ are patterns of abnormal FHR associated with variability in R-to-R intervals, but with normal P-
waves preceding normal QRS complexes.
A. Arrhythmias
B. Complete heart blocks
C. Dysrhythmias - A. Arrhythmias
_____ cord blood sampling is predictive of uteroplacental function.
A. Arterial
B. Venous
C. Maternal - B. Venous
_______ _______ occurs when the HCO3 concentration is higher than normal.
A. Base deficit
B. Base excess
C. Metabolic acidosis - B. Base excess
,_______ _______ occurs when the HCO3 concentration is lower than normal.
A. Base deficit
B. Base excess
C. Metabolic acidosis - A. Base deficit
_______ _______ occurs when there is high PCO2 with normal bicarbonate levels.
A. Metabolic acidosis
B. Respiratory acidosis
C. Metabolic alkalosis - B. Respiratory acidosis
_______ _______ occurs when there is low bicarbonate (base excess) in the presence of normal pressure
of carbon dioxide (PCO2) values.
A. Metabolic acidosis
B. Respiratory acidosis
C. Metabolic alkalosis - A. Metabolic acidosis
_______ denotes an increase in hydrogen ions in the fetal blood.
A. Acidosis
B. Acidemia
C. Hypercapnia - B. Acidemia
_______ is defined as the energy-consuming process of metabolism. - Anabolism
_______ is defined as the energy-releasing process of metabolism. - Catabolism
(T/F) An internal scalp electrode can solely diagnose a fetal dysrhythmia. - False
(T/F) Sinus bradycardias, sinus tachycardias, and sinus arrhythmias are all associated with normal
conduction (normal P-waves followed by narrow QRS complexes). - True
,_____ are abnormal FHR rhythms associated with disordered impulse formation, conduction, or both.
A. Arrhythmias
B. Supraventricular tachycardias
C. Dysrhythmias - C. Dysrhythmias
(T/F) There is a strong correlation between arterial cord blood gas results and Apgar scores. - False
(T/F) Vibroacoustic stimulation may be less effective for preterm fetuses or when membranes have been
ruptured. - True
***
pH 6.86
pCO2 28
pO2 2.1
HCO3 4.0
B.D. 42
the umbilical arterial cord blood gas values reflect
A. metabolic acidemia
B. mixed acidemia
C. respiratory acidemia - A. Metabolic acidemia
*** As fetal hypoxia (asphyxia) worsens, the last component of the BPP to disappear is fetal
A. Breathing
B. Movement
C. Tone - C. Tone
*** Baseline FHR variability is determined in what amount of time, excluding accelerations and
decelerations?
, A. 10 min
B. 20 min
C. 30 min - A. 10 min
*** Regarding the reliability of EFM, there is
A. Good interobserver reliability
B. Good intraobserver reliability
C. Poor interobserver and intraobserver reliability - C. Poor interobserver and intraobserver
reliability
*** The fetus responds to a significant drop of PO2 by
A. Increasing O2 consumption
B. Reducing lactic acid production
C. Shifting blood to vital organs - C. Shifting blood to vital organs
*** When using auscultation to determine FHR baseline, the FHR should be counted after the
contractions for
A. 5-10 sec
B. 15-30 sec
C. 30-60 sec - C. 30-60 sec
***A woman being monitored externally has a suspected fetal arrhythmia. The most appropriate action
is to
A. Insert a spiral electrode and turn off the logic
B. Turn the logic on if an external monitor is in place
C. Use a Doppler to listen to the ventricular rate - A. Insert a spiral electrode and turn off the logic
***A woman receives terbutaline for an external version. You may expect what on the fetal heart
tracing?
A. Decrease in variability
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