Advanced Arrhythmia Exam Questions with Correct Answers

Advanced Arrhythmia Exam Questions with
Correct Answers

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Practice questions for this set


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- treatment: cardizem, beta-blockers, cardioversion




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1 SA Node 2 atrial flutter



3 sinus rhythm 4 PR interval (PRI)



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, Terms in this set (45)


- primary pacemaker of the heart
SA Node
- expected rate: 60-100 bpm

- back up pacemaker of the heart
AV Node
- expected rate: 40-60 bpm

- final pacemaker (backup) of the heart)
ventricles
- expected rate: <40 bpm

- waveform: shown as upright in
lead II
P wave
- represents atrial
depolarization

- duration: 0.12-0.2 seconds (3-5
little boxes)
PR interval (PRI)
- represents signal from SA to
AV nodes

- duration: 0.04-0.12 seconds (1-
3 little boxes)
QRS complex
- represents ventricular
depolarization

- duration: 0.36-0.44 seconds
(about 2 big boxes)
- represents ventricular
QT interval (QTI)
depolarization and
repolarization (contracting and
relaxing)

- returns to isoelectric baseline
- represents early ventricular
ST segment
repolarization