CRNA PREP EXAM 2025 QUESTIONS
AND ANSWERS
atrial fibrillation is characterized by: - ....ANSWER ...-rapid, disorganized,
uncoordinated depolarization of the atria
Transcutaneous pacing is indicated for what abnormal heart rhythms? -
....ANSWER ...-Mobitz Type II second degree AV block, third degree AV block,
and bradycardia with symptomatic ventricular escape rhythm.
describe a flutter on ecg - ....ANSWER ...-Saw-tooth appearance
what is happening with the heart during a flutter - ....ANSWER ...-atria firing at a
regular and rapid, at a atrial rate of 300bpm
meds for tx of a flutter - ....ANSWER ...-Calcium Channel blockers (Cardizem),
beta blocker(Propranolol), Digoxin, Amiodarone
if patient with A flutter becomes unstable what are some interventions that should be
preformed? - ....ANSWER ...-* Synchronized Cardiov *Ablation of the heart
describe what the heart is doing during A fib - ....ANSWER ...-atria are beating fast
and irregular. >400bpm
Condition that can cause A- fib - ....ANSWER ...-post op heart, mitral valve, CAD,
MI, pericarditis, COPD, sleep apnea
....FOR STUDY PURPOSES...©️2025 ALL RIGHTS RESERVED... 1
, stable Afib tx - ....ANSWER ...-monitor
symptomatic A-fib tx - ....ANSWER ...-Syncronized cardioversion
meds to tx a fib - ....ANSWER ...-Cardizem, Adenosine, Amiodarone, beta
blockerslp
Where is V6 lead placed on ECG? - ....ANSWER ...-5th intercostal space at the left
midaxillary line
Where is the V4 lead placed? - ....ANSWER ...-5th intercostal space at
midclavicular line
Where is the V5 lead placed? - ....ANSWER ...-5th intercostal space, left anterior
axillary line
Where is the V1 lead placed? - ....ANSWER ...-4th intercostal space to the right of
the sternum
The ECG of a premature atrial contraction usually shows - ....ANSWER ...-Hidden
P waves in preceding T waves. Prolonged PR interval. Normal QRS
ECG of V Fib shows - ....ANSWER ...-Absent P waves, undetected PR interval and
QRS complex
ECG of junctional dysthymia shows - ....ANSWER ...-Distorted P waves and
reduced PR interval . Normal QRS
ECG: Premature ventricular contractions - ....ANSWER ...-Rare P waves,
unmeasurable PR interval, disturbed and wide QRS complex and T wave
....FOR STUDY PURPOSES...©️2025 ALL RIGHTS RESERVED... 2
AND ANSWERS
atrial fibrillation is characterized by: - ....ANSWER ...-rapid, disorganized,
uncoordinated depolarization of the atria
Transcutaneous pacing is indicated for what abnormal heart rhythms? -
....ANSWER ...-Mobitz Type II second degree AV block, third degree AV block,
and bradycardia with symptomatic ventricular escape rhythm.
describe a flutter on ecg - ....ANSWER ...-Saw-tooth appearance
what is happening with the heart during a flutter - ....ANSWER ...-atria firing at a
regular and rapid, at a atrial rate of 300bpm
meds for tx of a flutter - ....ANSWER ...-Calcium Channel blockers (Cardizem),
beta blocker(Propranolol), Digoxin, Amiodarone
if patient with A flutter becomes unstable what are some interventions that should be
preformed? - ....ANSWER ...-* Synchronized Cardiov *Ablation of the heart
describe what the heart is doing during A fib - ....ANSWER ...-atria are beating fast
and irregular. >400bpm
Condition that can cause A- fib - ....ANSWER ...-post op heart, mitral valve, CAD,
MI, pericarditis, COPD, sleep apnea
....FOR STUDY PURPOSES...©️2025 ALL RIGHTS RESERVED... 1
, stable Afib tx - ....ANSWER ...-monitor
symptomatic A-fib tx - ....ANSWER ...-Syncronized cardioversion
meds to tx a fib - ....ANSWER ...-Cardizem, Adenosine, Amiodarone, beta
blockerslp
Where is V6 lead placed on ECG? - ....ANSWER ...-5th intercostal space at the left
midaxillary line
Where is the V4 lead placed? - ....ANSWER ...-5th intercostal space at
midclavicular line
Where is the V5 lead placed? - ....ANSWER ...-5th intercostal space, left anterior
axillary line
Where is the V1 lead placed? - ....ANSWER ...-4th intercostal space to the right of
the sternum
The ECG of a premature atrial contraction usually shows - ....ANSWER ...-Hidden
P waves in preceding T waves. Prolonged PR interval. Normal QRS
ECG of V Fib shows - ....ANSWER ...-Absent P waves, undetected PR interval and
QRS complex
ECG of junctional dysthymia shows - ....ANSWER ...-Distorted P waves and
reduced PR interval . Normal QRS
ECG: Premature ventricular contractions - ....ANSWER ...-Rare P waves,
unmeasurable PR interval, disturbed and wide QRS complex and T wave
....FOR STUDY PURPOSES...©️2025 ALL RIGHTS RESERVED... 2
