Taber's Cyclopedic Medical Dictionary, 21st Edition

conduction system of the heart

Specialized myocytes in the heart that conduct the electrical impulses throughout the heart. In order of normal conduction, it 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.

Figure: CONDUCTION SYSTEM OF THE HEART





Main entry:
heart



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