CORRECT ANSWERS
Sinus rhythm - ANSWERSHallmark sign: upward rounded P wave, PRI .12-20
normal sinus rhythm - ANSWERSRegular rhythm, rate 60-100 BPM
Sinus Bradycardia - ANSWERSregular rhythm, rate <60 BPM
Sinus Tachycardia - ANSWERSregular rhythm, rate 100-180 bpm
Sinus Arrhythmia - ANSWERSIrregular rhythm, Rate 60-100 bpm
Atrial Rhythms - ANSWERSHallmark sign: changing P waves
Atrial Flutter - ANSWERSRegular rhythm, no visible P waves, rate 250-350 bpm
Atrial flutter - ANSWERS"Sawtooth" P waves
Atrial Fibulation ( A fib) - ANSWERSGrossly irregular rhythm, no visible p waves, 300-
400 BPM
Atrial Fibrillation (A-Fib) - ANSWERSP waves are replaced with Fib waves
Atrial Fibrillation (A-Fib) - ANSWERSControlled - <100
Uncontrolled- >100
Atrial Tachycardia - ANSWERSRegular rhythm, rate 150-250 bpm
Atrial Tachycardia - ANSWERSAtypical P wave, rapid rate
PAC (Premature Atrial Contraction) - ANSWERSEarly P wave, looks different from
underlying rhythm
Junction Rhythms - ANSWERSHallmark sign: inverted or hidden P wave, PRI <.12
Junctional Escape Rhythm - ANSWERSRegular Rhythm, rate: 40-60 bpm, inverted P
wave before the QRS or hidden in QRS
Accelerated Junctional Rhythm - ANSWERSregular rhythm, rate 60-100, p waves
inverted or occur before during or after QRS, PRI measured if p before QRS <0.12