Section Electrophysiology of the heart
2 Section 2 Electrophysiology of the Heart
CARDIAC ELECTROPHYSIOLOGY R ST P-R- QRS Q-T-
3 CARDIAC ELECTROPHYSIOLOGY
Two kinds of cardiac cells The conduction system of the heart Interatrial septum Right and left bundle branches 1. The working cells Sinoatrial node (SA node) Atrioventricular pecial property node(Av node) contractility Atrioventricular bundle of His Purkinje fibers Interventricular septum Apex of heart
4 1, The working cells. Special property: contractility Two kinds of cardiac cells
2, Special conduction system including h The conduction system of the heart Sinoatrial nodes Interatrial septum Atrioventricular Right and left bundle branches node Sinoatrial node. (SA node) Atrioventricular Atrioventricular node(Av node) TU N bundle(bundle of Atrioventricular bundle His) (bundle of His and Purkinje Nancy Marshburn system Purkinje fib Interventricular septum Apex of heart Special property automaticity
5 including the Sinoatrial node, Atrioventricular node, Atrioventricular bundle (bundle of His), and Purkinje system. Special property: automaticity 2, Special conduction system
I. Transmembrane Potentials of Myocardial eels
6 I. Transmembrane Potentials of Myocardial Cells