atrioventricular bundle(n = noun.body) atrioventricular trunk, bundle of his, truncus atrioventricularis - a bundle of modified heart muscle that transmits the cardiac impulse from the atrioventricular node to the ventricles causing them to contract;
is a kind of cardiac muscle, heart muscle

atrioventricular, atrioventricular block, atrioventricular nodal rhythm, atrioventricular node, atrioventricular trunk, atrioventricular valve, bundle, bundle of his, bundle off, bundle up, fiber bundle, fibre bundle, fibrovascular bundle, left atrioventricular valve, right atrioventricular valve, vascular bundle