Relias Dysrhythmia Basic A Questions with Correct Answers.

Normal sinus rhythm Correct Answer Regular Rate: 60-100 P Wave: Present, upright PR Interval: 0.12-0.20 sec QRS: <0.12 sec Sinus Bradycardia Correct Answer Regular Rate: <60 P Wave: Present, upright PR Interval: 0.12-0.20 sec QRS: <0.12 sec Sinus Tachycardia Correct Answer Regular Rate: 100-150 P Wave: Present, upright PR Interval: 0.12-0.20 sec QRS: <0.12 sec Premature Atrial Contraction Correct Answer 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 Correct Answer IRREGULAR Atrial rate: UNMEASURABLE Ventricular rate: variable P wave: unable to see PR Interval: N/A QRS: <0.12 sec A fib RVR Correct Answer IRREGULAR Ventricular rate: 100-175 P wave: unable to see PR Interval: N/A QRS <0.12 sec Atrial Flutter Correct Answer Usually REGULAR can be irregular Atrial rate: 250-350 Ventricular rate: variable BUT < atrial rate P Wave: Flutter