BASIC DYSRHYTHMIA EXAM TEST VERIFIED AND UPDATED 2024

Sinus Rhythm - CORRECT ANSWER-60-100bpm Present P-wave PRI 0.12-0.20 seconds QRS 0.12> seconds Sinus Bradycardia - CORRECT ANSWER-40-60bpm Present P-wave PRI 0.12-0.20 seconds QRS 0.12> seconds Sinus Tachycardia - CORRECT ANSWER-100-160bpm Present P-wave PRI 0.12-0.20 seconds QRS 0.12> seconds Sinus arrhythmia - CORRECT ANSWER-Irregular Normal or slow Present P-Wave PRI 0.12-0.20 seconds QRS 0.12> seconds Sinus Arrest/Exit block - CORRECT ANSWER-Regular rhythm w/ pause P-wave not seen until next complex Atrial Fibrillation (A-Fib) - CORRECT ANSWER-Grossly irregular 400< ventricular varies Wavy P-wave PRI not measureable QRS 0.12> seconds Atrial Flutter - CORRECT ANSWER-Regular or Irregular 250-400 (depending on conduction) "Saw-tooth" P-waves PRI not measureable QRS 0.12> seconds Paced Atrial - CORRECT ANSWER-"Spike" before P-wave 1° AVB - CORRECT ANSWER-Rate determined by rhythm 1 P-wave to each QRS PRI prolonged >0.20 seconds QRS 0.10> 2° AVB Type I (Wenkebach) - CORRECT ANSWER-"Long, Long, Longer, Dropped... then you have a Wenkebach" Persistent P-waves until not included PRI progressively lengthen QRS 0.10> 2° AVB Type II (Mobitz) - CORRECT ANSWER-Irregular ventricular P-wave before each QRS until no QRS PRI normal until no QRS QRS 0.10> 2° AVB 2:1 - CORRECT ANSWER-Every other beat has a lone P-