Relias Dysrhythmia Basic Test 35
Questions and Answers 2025/2026
(Basic A Dysrhythmia)
Wide QRS: delay in ventricular contraction, delay of conduction through bundle branches or purkinje
fibers
BUNDLE BRANCH BLOCK or BLOCK IN PURKINJE FIBERS (idioventricular)
Calculate Regular Rate - ANSWER1500/ # boxes R-R
Calculate Irregular Rate - ANSWER# of Rs in 6 sec strip X 10
, Unifocal PVCs - ANSWEROnly 1 shape PVC
Bigeminy - ANSWERPVC occurs every OTHER beat
Trigeminy - ANSWERPVC occurs every THIRD beat
Couplet - ANSWER2 PVCs together
Triplet - ANSWER3 PVCs together
Multifocal - ANSWERMultiple shapes
Monomorphic V Tach - ANSWERSame Shapes V Tach
Polymorphic V Tach - ANSWERDifferent Shapes V tach
40-45
Purkinje Fibers - ANSWER5th
20-50
1 Small Box - ANSWER0.04 sec
1 Big Box - ANSWER0.20 sec
Junctional Rhythms - ANSWERSA Node DID NOT FIRE
AV Node fired
NO P WAVE bc SA node didn't fire
Narrow QRS
Questions and Answers 2025/2026
(Basic A Dysrhythmia)
Wide QRS: delay in ventricular contraction, delay of conduction through bundle branches or purkinje
fibers
BUNDLE BRANCH BLOCK or BLOCK IN PURKINJE FIBERS (idioventricular)
Calculate Regular Rate - ANSWER1500/ # boxes R-R
Calculate Irregular Rate - ANSWER# of Rs in 6 sec strip X 10
, Unifocal PVCs - ANSWEROnly 1 shape PVC
Bigeminy - ANSWERPVC occurs every OTHER beat
Trigeminy - ANSWERPVC occurs every THIRD beat
Couplet - ANSWER2 PVCs together
Triplet - ANSWER3 PVCs together
Multifocal - ANSWERMultiple shapes
Monomorphic V Tach - ANSWERSame Shapes V Tach
Polymorphic V Tach - ANSWERDifferent Shapes V tach
40-45
Purkinje Fibers - ANSWER5th
20-50
1 Small Box - ANSWER0.04 sec
1 Big Box - ANSWER0.20 sec
Junctional Rhythms - ANSWERSA Node DID NOT FIRE
AV Node fired
NO P WAVE bc SA node didn't fire
Narrow QRS
