conduction system of the heart

conduction system of the heart

CONDUCTION SYSTEM OF THE HEARTSpecialized myocytes in the heart that conduct the electrical impulses throughout the heart. In order of normal conduction, the system consists of the sinoatrial node, the intra-atrial tracts, the atrioventricular node, the bundle of His, the right and left bundle branches, and the Purkinje fibers. See: illustration