ADVANCED DYSRHYTHMIAS
COMPREHENSIVE TEST BANK 2026
QUESTIONS AND SOLUTIONS GRADED A+
⩥ Sinus Bradycardia.
Answer: Regular
Rate: <60
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
⩥ Sinus Tachycardia.
Answer: Regular
Rate: 100-150
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
⩥ Premature Atrial Contraction.
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.
Answer: IRREGULAR
Atrial rate: UNMEASURABLE
Ventricular rate: variable
P wave: unable to see
PR Interval: N/A
QRS: <0.12 sec
⩥ A fib RVR.
Answer: IRREGULAR
Ventricular rate: 100-175
P wave: unable to see
PR Interval: N/A
QRS <0.12 sec
⩥ Atrial Flutter.
Answer: Usually REGULAR can be irregular
Atrial rate: 250-350
COMPREHENSIVE TEST BANK 2026
QUESTIONS AND SOLUTIONS GRADED A+
⩥ Sinus Bradycardia.
Answer: Regular
Rate: <60
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
⩥ Sinus Tachycardia.
Answer: Regular
Rate: 100-150
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
⩥ Premature Atrial Contraction.
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.
Answer: IRREGULAR
Atrial rate: UNMEASURABLE
Ventricular rate: variable
P wave: unable to see
PR Interval: N/A
QRS: <0.12 sec
⩥ A fib RVR.
Answer: IRREGULAR
Ventricular rate: 100-175
P wave: unable to see
PR Interval: N/A
QRS <0.12 sec
⩥ Atrial Flutter.
Answer: Usually REGULAR can be irregular
Atrial rate: 250-350