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