Advanced Arrhythmia Exam Prep Questions
and Answers
what does each small box represent - -.04 seconds
-what does 1 large box (5 small boxes) represent - -.20 seconds
-what do 5 large boxes represent - -1 second
-primary pacemaker - -SA node w/expected firing rat of 60-100 bpm
-backup pacemaker - -AV node w/expected firing rate of 40-60 bpm
-final pacemaker - -ventricles w/expected firing rate less than 40 bpm
-a normal PR interval is - -.12-.20 seconds
-a normal QRS interval is - -< .12 seconds (.04-.11)
-a normal QT interval is - -.36-.44 seconds
-the ST segment should be ____ with the _____ - -level w/ the baseline
-ST segment elevation and depression is an indication of - -ischemia or injury to the heart
-what does P wave represent on the ECG - -atrial depolarization
-what does P wave represent on the ECG - -ventricular depolarization
-what does P wave represent on the ECG - -repolarization of ventricles
-rhythms that originate above the ventricles normally have a ___
QRS complex - -narrow QRS complex
-rhythms that originate in the ventricles normally have a ___ QRS complex - -wide QRS
complex
-A Flutter - -rate: 250 - 350 bpm HR varies!!
regularity: regular or irregular
P waves: "think of a shark fin or waves"
PR: not applicable - you don't measure it
QRS: < .12 secs
-A Fib - -rate: fast & unmeasurable
and Answers
what does each small box represent - -.04 seconds
-what does 1 large box (5 small boxes) represent - -.20 seconds
-what do 5 large boxes represent - -1 second
-primary pacemaker - -SA node w/expected firing rat of 60-100 bpm
-backup pacemaker - -AV node w/expected firing rate of 40-60 bpm
-final pacemaker - -ventricles w/expected firing rate less than 40 bpm
-a normal PR interval is - -.12-.20 seconds
-a normal QRS interval is - -< .12 seconds (.04-.11)
-a normal QT interval is - -.36-.44 seconds
-the ST segment should be ____ with the _____ - -level w/ the baseline
-ST segment elevation and depression is an indication of - -ischemia or injury to the heart
-what does P wave represent on the ECG - -atrial depolarization
-what does P wave represent on the ECG - -ventricular depolarization
-what does P wave represent on the ECG - -repolarization of ventricles
-rhythms that originate above the ventricles normally have a ___
QRS complex - -narrow QRS complex
-rhythms that originate in the ventricles normally have a ___ QRS complex - -wide QRS
complex
-A Flutter - -rate: 250 - 350 bpm HR varies!!
regularity: regular or irregular
P waves: "think of a shark fin or waves"
PR: not applicable - you don't measure it
QRS: < .12 secs
-A Fib - -rate: fast & unmeasurable
