Relias Dysrhythmia Basic A – ECG Rhythm Overview and Interpretation Guide (Quizlet Study Resource)

Relias Dysrhythmia Basic A
Study online at https://quizlet.com/_h9qz3k

1. Normal sinus Regular
rhythm Rate: 60-100
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec




2. Sinus Bradycar- Regular
dia Rate: <60
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec




3. Sinus Tachycar- Regular
dia Rate: 100-150
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec




4. Premature Atrial IRREGULAR
Contraction Rate: depends on underlying rhythm
P wave: Present or hidden in T wave
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec



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, Relias Dysrhythmia Basic A
Study online at https://quizlet.com/_h9qz3k




5. Atrial Fibrillation IRREGULAR
Atrial rate: UNMEASURABLE
Ventricular rate: variable
P wave: unable to see
PR Interval: N/A
QRS: <0.12 sec



6. A fib RVR IRREGULAR
Ventricular rate: 100-175
P wave: unable to see
PR Interval: N/A
QRS <0.12 sec




7. Atrial Flutter Usually REGULAR can be irregular
Atrial rate: 250-350
Ventricular rate: variable BUT < atrial rate
P Wave: Flutter
PR Interval: N/A
QRS: <0.12 sec



8. Supraventricular Regular
Tachycardia Rate: 150-350
P wave: Hidden in QRS or T wave

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