Prophecy EKG exam questions fully solved(latest update)

Normal sinus rhythm Regular Rate: 60-100 P Wave: Present, upright PR Interval: 0.12-0.20 sec QRS: 0.12 sec Sinus Bradycardia Regular Rate: 60 P Wave: Present, upright PR Interval: 0.12-0.20 sec QRS: 0.12 sec Sinus Tachycardia Regular Rate: 100-150 P Wave: Present, upright PR Interval: 0.12-0.20 sec QRS: 0.12 sec Premature Atrial Contraction 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 IRREGULAR Atrial rate: UNMEASURABLE Ventricular rate: variable P wave: unable to see PR Interval: N/A QRS: 0.12 sec A fib RVR IRREGULAR Ventricular rate: 100-175 P wave: unable to see PR Interval: N/A QRS 0.12 sec Atrial Flutter 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 Regular Rate: 150-350 P wave: Hidden in QRS or T wave PR: unable to determine QRS: 0.12 sec Junctional Rhythm Regular Rate: 40-60 P Wave: ABSENT or INVERTED PR Interval: None or 0.12 QRS: 0.12 sec Accelerated Junctional Rhythm Regular Rate: 60-100 P Wave: NONE or INVERTED PR Interval: None or 0.12 QRS: 0.12 sec Junctional Tachycardia Regular Rate: 100 P Wave: NONE or INVERTED PR Interval: None or 0.12 QRS: 0.12 sec Premature Ventricular Contraction IRREGULAR Rate: refer to underlying rhythm P Wave: NONE PR Interval: N/A QRS: WIDE and BIZARRE , 0.12 sec Ventricular Tachycardia Regular Rate: 100 P Wave: NONE PR Interval: N/A QRS: WIDE and BIZARRE, 0.12 sec Ventricular Fibrillation Chaotic Coarse: big waves Fine: small waves Rate: unmeasurable P Wave: NONE PR Interval: N/A QRS: N/A Idioventricular Regular Rate: 20-50 P wave: NONE PR Interval: N/A QRS: WIDE, 0.12 sec