Summary RELIAS DYSRHYTHMIA BASIC A EXAM QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES2025 |AGRADE

RELIAS DYSRHYTHMIA BASIC A EXAM
QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES2025
|AGRADE
Normal sinus rhythm - CORRECT ANSWERS Regular

Rate: 60-100

P Wave: Present, upright

PR Interval: 0.12-0.20 sec

QRS: <0.12 sec



Sinus Bradycardia - CORRECT ANSWERS Regular

Rate: <60

P Wave: Present, upright

PR Interval: 0.12-0.20 sec

QRS: <0.12 sec



Sinus Tachycardia - CORRECT ANSWERS Regular

Rate: 100-150

P Wave: Present, upright

PR Interval: 0.12-0.20 sec

QRS: <0.12 sec



Premature Atrial Contraction - CORRECT ANSWERS IRREGULAR

Rate: depends on underlying rhythm

, P wave: Present or hidden in T wave

PR Interval: 0.12-0.20 sec

QRS: <0.12 sec



Atrial Fibrillation - CORRECT ANSWERS IRREGULAR

Atrial rate: UNMEASURABLE

Ventricular rate: variable

P wave: unable to see

PR Interval: N/A

QRS: <0.12 sec



A fib RVR - CORRECT ANSWERS IRREGULAR

Ventricular rate: 100-175

P wave: unable to see

PR Interval: N/A

QRS <0.12 sec



Atrial Flutter - CORRECT ANSWERS 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



Supraventricular Tachycardia - CORRECT ANSWERS Regular