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