Definition: Small band of specialized CARDIAC MUSCLE fibers that originates in the ATRIOVENTRICULAR NODE and extends into the membranous part of the interventricular septum. The bundle of His, consisting of the left and the right bundle branches, conducts the electrical impulses to the HEART VENTRICLES in generation of MYOCARDIAL CONTRACTION.
Other names Atrioventricular Bundle; Kent His Bundle; His Bundle; Fascicle, Posterior; Fascicle, Anterior; Bundles, Atrioventricular; Bundle, Kent-His; Bundle, Atrioventricular; Atrioventricular Bundles; Right Bundle Branch of His; Posterior Fascicle; Left Bundle Branch of His; Kent-His Bundle; Anterior Fascicle
