Normal sinus rhythm - Correct Answer ✅Regular
Rate: 60-100
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
Sinus Bradycardia - Correct Answer ✅Regular
Rate: <60 P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
Sinus T achycardia - Correct Answer ✅Regular
Rate: 100-150
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec Relias Dysrhythmia Basic A Exam Questions and Answers (Latest Update 2024)
Premature Atrial Contraction - Correct Answer ✅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 Answer ✅IRREGULAR
Atrial rate: UNMEASURABLE
Ventricular rate: variable
P wave: unable to see
PR Interval: N/A
QRS: <0.12 sec
A fib RVR - Correct Answer ✅IRREGULAR
Ventricular rate: 100-175 P wave: unable to see
PR Interval: N/A
QRS <0.12 sec