1. Basic Dysrhythmias Interpretation & Management Robert J. Huszar, MD

2. Chapter 1 A & P of the Heart Cardiac Cycle Electrical Conduction System of the Heart Cardiac Cells Electrophysiology of the Heart Nervous Control of the heart

3. Types of Cells  Electrical (conductive) cells  Mechanical (contracting) cells

4. COMPONENTS OF THE SPECIALIZED CONDUCTION SYSTEM  Sinoatrial Node (SA Node)  Internodal Tracts  Atrioventricular Node  Bundle of His  Bundle Branches  Purkinje Network

5. Accessory Conduction Pathway Bundles of Kent James Fibers Mahaim fibers

6. Electrophysiology of the Heart Resting State of the Cardiac Cell Depolarization and Repolarization Threshold Potential Cardiac Action Potential Refractory and Supernormal Periods Excitability and Automaticity Dominant and Escape Pacemakers of the Heart Mechanisms of Abnormal Electrical Impulse Formation

7. Enhanced Automaticity Reentry Triggered Activity

8. Nervous Control of the Heart Sympathetic Parasympathetic

9. THE END