CHAPTER 35 DYSRHYTHMIAS QUESTIONS AND ANSWERS 2024/25

CHAPTER 35 DYSRHYTHMIAS QUESTIONS AND ANSWERS 2024/25 Normal Sinus Rhythm - ANSWER 60-100 bpm all complexes normal and evenly spaced (P, QRS, T) Sinus Bradycardia - ANSWER < 60 bpm with normal sinus rhythm Sinus Tachycardia - ANSWER 101-200 bpm with normal sinus rhythm Premature Atrial Contraction (PAC) - ANSWER 60-100 bpm w/irregular rhythm; abnormal P wave, normal PR interval & QRS complex Paroxysmal Supraventricular Tachycardia (PSVT) - ANSWER 150-220 bpm w/regular rhythm; abnormal P wave (may be hidden in preceding T wave), normal/shortened PR interval, normal QRS complex Atrial Flutter - ANSWER 200-350 bpm w/irregular rhythm; ventricular rhythm < or > 100 bpm w/irregular rhythm; fluttering (sawtooth) P waves, nonmeasurable PR intervals, normal QRS complex Atrial Fibrillation - ANSWER 350-600 bpm w/irregular rhythm; ventricular rhythm < or > 100 bpm w/irregular rhythm; fibrillatory P waves, nonmeasurable PR intervals, normal QRS complex Junctional Dysrhythmias - ANSWER 40-180 bpm w/regular rhythm; inverted (may be hidden in QRS) P waves, shortened PR intervals, normal QRS complex First Degree AV Block - ANSWER normal & regular rhythm; normal P wave, >0.20 sec PR interval, normal