Relias Dysrhythmia Basic A. Question
and Answers Well Updated 2025.
Normal sinus rhythm - Correct answersRegular
gg gg gg gg gg gg
Rate: 60-100 gg
P Wave: Present, upright
gg gg gg
PR Interval: 0.12-0.20 sec
gg gg gg
QRS: <0.12 sec gg gg
Sinus Bradycardia - Correct answersRegular
gg gg gg gg gg gg
Rate: <60 gg gg
P Wave: Present, upright
gg gg gg
PR Interval: 0.12-0.20 sec
gg gg gg
QRS: <0.12 sec gg gg
Sinus Tachycardia - Correct answersRegular
gg gg gg gg gg gg
Rate: 100-150 gg
P Wave: Present, upright
gg gg gg
PR Interval: 0.12-0.20 sec
gg gg gg
QRS: <0.12 sec gg gg
Premature Atrial Contraction - Correct answersIRREGULAR
gg gg gg gg gg gg gg
Rate: depends on underlying rhythm
gg gg gg gg gg
P wave: Present or hidden in T wave
gg gg gg gg gg gg gg
PR Interval: 0.12-0.20 sec
gg gg gg
QRS: <0.12 sec gg gg
Atrial Fibrillation - Correct answersIRREGULAR
gg gg gg gg gg gg
Atrial rate: UNMEASURABLE
gg gg
Ventricular rate: variable gg gg
P wave: unable to see
gg gg gg gg
PR Interval: N/A
gg gg
QRS: <0.12 sec gg gg
A fib RVR - Correct answersIRREGULAR
gg gg gg gg gg gg gg
Ventricular rate: 100-175 gg gg gg
P wave: unable to see
gg gg gg gg
PR Interval: N/A
gg gg
QRS <0.12 sec gg gg
Atrial Flutter - Correct answersUsually REGULAR can be irregular
gg gg gg gg gg gg gg gg gg gg gg
Atrial rate: 250-350 gg gg
Ventricular rate: variable BUT < atrial rate gg gg gg gg gg gg
P Wave: Flutter
gg gg
, PR Interval: N/A
gg gg
QRS: <0.12 sec gg gg
Supraventricular Tachycardia - Correct answersRegular
gg gg gg gg gg gg
Rate: 150-350 gg
P wave: Hidden in QRS or T wave
gg gg gg gg gg gg gg
PR: unable to determine
gg gg gg
QRS: <0.12 sec gg gg
Junctional Rhythm - Correct answersRegular
gg gg gg gg gg gg
Rate: 40-60 gg
P Wave: ABSENT or INVERTED
gg gg gg gg gg
PR Interval: None or <0.12
gg gg gg gg
QRS: <0.12 sec gg gg
Accelerated Junctional Rhythm - Correct answersRegular
gg gg gg gg gg gg gg
Rate: 60-100 gg
P Wave: NONE or INVERTED
gg gg gg gg gg
PR Interval: None or <0.12
gg gg gg gg gg
QRS: <0.12 sec gg gg
Junctional Tachycardia - Correct answersRegular
gg gg gg gg gg gg
Rate: >100 gg
P Wave: NONE or INVERTED
gg gg gg gg
PR Interval: None or <0.12
gg gg gg gg
QRS: <0.12 sec gg gg
Premature Ventricular Contraction - Correct answersIRREGULAR
gg gg gg gg gg gg gg
Rate: refer to underlying rhythm
gg gg gg gg gg
P Wave: NONE
gg gg
PR Interval: N/A
gg gg
QRS: WIDE and BIZARRE , >0.12 sec
gg gg gg gg gg gg
Ventricular Tachycardia - Correct answersRegular
gg gg gg gg gg gg
Rate: >100 gg
P Wave: NONE
gg gg
PR Interval: N/A
gg gg
QRS: WIDE and BIZARRE, >0.12 sec
gg gg gg gg gg
Ventricular Fibrillation - Correct answersChaotic
gg gg gg gg gg gg
Coarse: big waves gg gg
Fine: small waves gg gg
Rate: unmeasurable gg
P Wave: NONE
gg gg
PR Interval: N/A
gg gg
QRS: N/A gg
and Answers Well Updated 2025.
Normal sinus rhythm - Correct answersRegular
gg gg gg gg gg gg
Rate: 60-100 gg
P Wave: Present, upright
gg gg gg
PR Interval: 0.12-0.20 sec
gg gg gg
QRS: <0.12 sec gg gg
Sinus Bradycardia - Correct answersRegular
gg gg gg gg gg gg
Rate: <60 gg gg
P Wave: Present, upright
gg gg gg
PR Interval: 0.12-0.20 sec
gg gg gg
QRS: <0.12 sec gg gg
Sinus Tachycardia - Correct answersRegular
gg gg gg gg gg gg
Rate: 100-150 gg
P Wave: Present, upright
gg gg gg
PR Interval: 0.12-0.20 sec
gg gg gg
QRS: <0.12 sec gg gg
Premature Atrial Contraction - Correct answersIRREGULAR
gg gg gg gg gg gg gg
Rate: depends on underlying rhythm
gg gg gg gg gg
P wave: Present or hidden in T wave
gg gg gg gg gg gg gg
PR Interval: 0.12-0.20 sec
gg gg gg
QRS: <0.12 sec gg gg
Atrial Fibrillation - Correct answersIRREGULAR
gg gg gg gg gg gg
Atrial rate: UNMEASURABLE
gg gg
Ventricular rate: variable gg gg
P wave: unable to see
gg gg gg gg
PR Interval: N/A
gg gg
QRS: <0.12 sec gg gg
A fib RVR - Correct answersIRREGULAR
gg gg gg gg gg gg gg
Ventricular rate: 100-175 gg gg gg
P wave: unable to see
gg gg gg gg
PR Interval: N/A
gg gg
QRS <0.12 sec gg gg
Atrial Flutter - Correct answersUsually REGULAR can be irregular
gg gg gg gg gg gg gg gg gg gg gg
Atrial rate: 250-350 gg gg
Ventricular rate: variable BUT < atrial rate gg gg gg gg gg gg
P Wave: Flutter
gg gg
, PR Interval: N/A
gg gg
QRS: <0.12 sec gg gg
Supraventricular Tachycardia - Correct answersRegular
gg gg gg gg gg gg
Rate: 150-350 gg
P wave: Hidden in QRS or T wave
gg gg gg gg gg gg gg
PR: unable to determine
gg gg gg
QRS: <0.12 sec gg gg
Junctional Rhythm - Correct answersRegular
gg gg gg gg gg gg
Rate: 40-60 gg
P Wave: ABSENT or INVERTED
gg gg gg gg gg
PR Interval: None or <0.12
gg gg gg gg
QRS: <0.12 sec gg gg
Accelerated Junctional Rhythm - Correct answersRegular
gg gg gg gg gg gg gg
Rate: 60-100 gg
P Wave: NONE or INVERTED
gg gg gg gg gg
PR Interval: None or <0.12
gg gg gg gg gg
QRS: <0.12 sec gg gg
Junctional Tachycardia - Correct answersRegular
gg gg gg gg gg gg
Rate: >100 gg
P Wave: NONE or INVERTED
gg gg gg gg
PR Interval: None or <0.12
gg gg gg gg
QRS: <0.12 sec gg gg
Premature Ventricular Contraction - Correct answersIRREGULAR
gg gg gg gg gg gg gg
Rate: refer to underlying rhythm
gg gg gg gg gg
P Wave: NONE
gg gg
PR Interval: N/A
gg gg
QRS: WIDE and BIZARRE , >0.12 sec
gg gg gg gg gg gg
Ventricular Tachycardia - Correct answersRegular
gg gg gg gg gg gg
Rate: >100 gg
P Wave: NONE
gg gg
PR Interval: N/A
gg gg
QRS: WIDE and BIZARRE, >0.12 sec
gg gg gg gg gg
Ventricular Fibrillation - Correct answersChaotic
gg gg gg gg gg gg
Coarse: big waves gg gg
Fine: small waves gg gg
Rate: unmeasurable gg
P Wave: NONE
gg gg
PR Interval: N/A
gg gg
QRS: N/A gg