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