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CNUR 305 FINAL ACTUAL EXAM PREP
ALL QUESTIONS AND CORRECT
DETAILED ANSWERS |ALREADY A
GRADED | NEW AND REVISED
A 19-year-old has a mandatory electrocardiogram (ECG) before
participating on a college swim team and is found to have sinus
bradycardia, rate 48bpm, and the student denies any health problems.
What action by the nurse is appropriate?
a. Allow the student to participate on the swim team.
b. Refer the student to a cardiologist for further assessment.
c. Obtain more detailed information about the student's health history.
d. Tell the student to stop swimming immediately if any dyspnea occurs.
- ANSWER- a. Allow the student to participate on the swim team.
The normal duration of the PR interval is
a. 0.35-0.45 seconds
b. 0.12-0.20 seconds
c. 0.08-0.12 seconds
d. 0.08-0.10 seconds - ANSWER- b. 0.12-0.20 seconds
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The nurse notes that a patient's cardiac monitor shows that every other
beat is earlier than expected, has no P wave, and has a QRS complex
with a wide and bizzare shape. How will the nurse document the
rhythm?
a. Ventricular multifocal contractions
b. Ventricular bigeminy
c. Ventricular couplets
d. Ventricular R-on-T phenomenon - ANSWER- b. Ventricular
bigeminy
Which of the following dysrhythmias is most likely to be associated with
a reduction in cardiac output and loss of effective atrial emptying?
a. Atrial fibrillation
b. Premature atrial complexes
c. Wandering atrial pacemaker
d. Sinus tachycardia - ANSWER- a. Atrial fibrillation
Using the words listed, complete the following table to describe the
components of the ECG.
Waveforms/Intervals
a. P-wave
b. Impulse generation from SA node
c. QRS
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d. R-R interval
e. ST segment
f. T-wave
What does it represent in the conduction? (Match with a
Waveform/Interval)
A. Impulse travel time from the atrium to the ventricles
B. Ventricular repolarization
C. Interval between ventricular depolarization and repolarization
D. Ventricular depolarization
E. Atrial depolarization (PRI)
F. Rate of ventricular depolarizations - ANSWER- a. E - Atrial
depolarization (PRI)
b. A - Impulse travel time from the atrium to the ventricles
c. F - Rate of ventricular depolarization
d. D - Ventricular depolarization
e. C - Interval between ventricular depolarizationa and repolarization
f. B - Ventricular repolarization
On ECG graph paper, large block, consisting of five small blocks,
represents ______ on ECG paper.
a. 3 seconds
b. 0.20 seconds
CNUR 305 FINAL ACTUAL EXAM PREP
ALL QUESTIONS AND CORRECT
DETAILED ANSWERS |ALREADY A
GRADED | NEW AND REVISED
A 19-year-old has a mandatory electrocardiogram (ECG) before
participating on a college swim team and is found to have sinus
bradycardia, rate 48bpm, and the student denies any health problems.
What action by the nurse is appropriate?
a. Allow the student to participate on the swim team.
b. Refer the student to a cardiologist for further assessment.
c. Obtain more detailed information about the student's health history.
d. Tell the student to stop swimming immediately if any dyspnea occurs.
- ANSWER- a. Allow the student to participate on the swim team.
The normal duration of the PR interval is
a. 0.35-0.45 seconds
b. 0.12-0.20 seconds
c. 0.08-0.12 seconds
d. 0.08-0.10 seconds - ANSWER- b. 0.12-0.20 seconds
,2|Page
The nurse notes that a patient's cardiac monitor shows that every other
beat is earlier than expected, has no P wave, and has a QRS complex
with a wide and bizzare shape. How will the nurse document the
rhythm?
a. Ventricular multifocal contractions
b. Ventricular bigeminy
c. Ventricular couplets
d. Ventricular R-on-T phenomenon - ANSWER- b. Ventricular
bigeminy
Which of the following dysrhythmias is most likely to be associated with
a reduction in cardiac output and loss of effective atrial emptying?
a. Atrial fibrillation
b. Premature atrial complexes
c. Wandering atrial pacemaker
d. Sinus tachycardia - ANSWER- a. Atrial fibrillation
Using the words listed, complete the following table to describe the
components of the ECG.
Waveforms/Intervals
a. P-wave
b. Impulse generation from SA node
c. QRS
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d. R-R interval
e. ST segment
f. T-wave
What does it represent in the conduction? (Match with a
Waveform/Interval)
A. Impulse travel time from the atrium to the ventricles
B. Ventricular repolarization
C. Interval between ventricular depolarization and repolarization
D. Ventricular depolarization
E. Atrial depolarization (PRI)
F. Rate of ventricular depolarizations - ANSWER- a. E - Atrial
depolarization (PRI)
b. A - Impulse travel time from the atrium to the ventricles
c. F - Rate of ventricular depolarization
d. D - Ventricular depolarization
e. C - Interval between ventricular depolarizationa and repolarization
f. B - Ventricular repolarization
On ECG graph paper, large block, consisting of five small blocks,
represents ______ on ECG paper.
a. 3 seconds
b. 0.20 seconds
