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Dynamics and Cardiac Arrhythmias
Author(s) -
QU ZHILIN,
WEISS JAMES N.
Publication year - 2006
Publication title -
journal of cardiovascular electrophysiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.193
H-Index - 138
eISSN - 1540-8167
pISSN - 1045-3873
DOI - 10.1111/j.1540-8167.2006.00567.x
Subject(s) - restitution , medicine , cardiac electrophysiology , cardiac action potential , cardiology , reentry , reentrancy , calcium in biology , cardiac arrhythmia , sudden cardiac death , action (physics) , electrical conduction system of the heart , electrophysiology , neuroscience , calcium , electrocardiography , atrial fibrillation , repolarization , physics , quantum mechanics , political science , law , biology , condensed matter physics
Cardiac arrhythmias, characterized by single or multiple reentrant circuits, represent a dynamic phenomenon in an excitable medium. In this review, we provide a brief overview of how cardiac action potential duration restitution, conduction velocity restitution, and intracellular calcium cycling regulate the dynamics of action potential excitation and wave propagation in relation to the genesis and maintenance of cardiac arrhythmias.