has part has part has_part characteristic of part of has modifier abnormal atrioventricular bundle morphology abnormal right bundle morphology abnormal right ventricular bundle morphology 2010-10-04T04:02:30Z abnormal right crus of atrioventricular bundle MP:0010567 MPheno.ontology abnormal right bundle of atrioventricular bundle csmith any structural anomaly of the right branch of the atrioventricular bundle that separates just below the bundle of His, descends the septal wall of the right ventricle and connects to the terminal Purkinje fibers morphology abnormal right bundle branch