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