Relier Pairs Ch. 8 Cardiac Conduction Version en ligne Cardiac Electrical System par Linu John 1 P wave 2 QRS Complex 3 T wave atrial depolarization ventricular repolarization ventricular depolarization 1 interval 2 positive deflection 3 wave 4 negative deflection 5 Isoelectric line 6 complex wave plus a segment baseline or flat portion several waves that are measured together upward deflection deflection away from the baseline downward deflection 1 Purkinje Fibers 2 Bundle of His 3 AV Node 4 SA node 5 Bundle Branches 40- 60 bpm (has two routes) 40-60 bpm (named after a MD) 40-60 bpm (step after SA node) 60-100 bpm 20-40 bpm 1 ST segment 2 QT interval 3 QRS Interval 4 R-R interval 5 PR Interval should stay at baseline 0.36 to 0.44 second 0.12- 0.20 second less than 0.12 second should be regular
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