Advent Health Ekg UPDATED Exam Questions and CORRECT Answers
3 pacemakers of the heart - 1. SA node 2. AV node 3. bundle branch intrinsic rate of SA node - 60-100 bpm intrinsic rate of AV node - 40-60 bpm intrinsic rate of bundle branches - 20-40 bpm electrical pathway through the heart - 1. normal conduction impulse originates in the *SA Node* 2. impulse travels to *AV Node* causing atrial depolarization (contraction)
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