QUESTIONS AND ANSWERS
Normal-sinus-rhythm---ans-✔✔Regular
Rate:-60-100
P-Wave:-Present,-upright
PR-Interval:-0.12-0.20-sec
QRS:-<0.12-sec
Sinus-Bradycardia---ans-✔✔Regular
Rate:-<60-
P-Wave:-Present,-upright
PR-Interval:-0.12-0.20-sec
QRS:-<0.12-sec
Sinus-Tachycardia---ans-✔✔Regular
Rate:-100-150
P-Wave:-Present,-upright
PR-Interval:-0.12-0.20-sec
QRS:-<0.12-sec
Premature-Atrial-Contraction---ans-✔✔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---ans-✔✔IRREGULAR
Atrial-rate:-UNMEASURABLE
Ventricular-rate:-variable
P-wave:-unable-to-see
PR-Interval:-N/A
QRS:-<0.12-sec
A-fib-RVR---ans-✔✔IRREGULAR
Ventricular-rate:-100-175-
P-wave:-unable-to-see
PR-Interval:-N/A
, QRS-<0.12-sec
Atrial-Flutter---ans-✔✔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---ans-✔✔Regular
Rate:-150-350
P-wave:-Hidden-in-QRS-or-T-wave
PR:-unable-to-determine
QRS:-<0.12-sec
Junctional-Rhythm---ans-✔✔Regular
Rate:-40-60
P-Wave:-ABSENT-or-INVERTED-
PR-Interval:-None-or-<0.12
QRS:-<0.12-sec
Accelerated-Junctional-Rhythm---ans-✔✔Regular
Rate:-60-100
P-Wave:-NONE-or-INVERTED-
PR-Interval:-None-or-<0.12-
QRS:-<0.12-sec
Junctional-Tachycardia---ans-✔✔Regular
Rate:->100
P-Wave:-NONE-or-INVERTED
PR-Interval:-None-or-<0.12
QRS:-<0.12-sec
Premature-Ventricular-Contraction---ans-✔✔IRREGULAR
Rate:-refer-to-underlying-rhythm-
P-Wave:-NONE
PR-Interval:-N/A
QRS:-WIDE-and-BIZARRE-,->0.12-sec
Ventricular-Tachycardia---ans-✔✔Regular
Rate:->100
P-Wave:-NONE
PR-Interval:-N/A
QRS:-WIDE-and-BIZARRE,->0.12-sec
Ventricular-Fibrillation---ans-✔✔Chaotic