Dysrhythmias Flashcards
Identify characteristics of normal sinus rhythm and common dysrhythmias
1
Q
Normal Sinus Rhythm
A
Rhythm regular: distance between R waves varies by 0.12 seconds (3 small squares) or less
Rate 60-100 bpm
P waves: uniform, smooth, rounded, upright; one precedes each QRS complex
PR interval 0.12-0.20 sec (3-5 small squares)
QRS complex: narrow, 0.12 sec (3 small squares) or less
