atrioventricular bundle bundle of His atrioventricular trunk truncus atrioventricularis
atrioventricular_bundle%1:08:00:: bundle_of_his%1:08:00:: atrioventricular_trunk%1:08:00:: truncus_atrioventricularis%1:08:00::
a bundle of modified heart muscle that transmits the cardiac impulse from the atrioventricular node to the ventricles causing them to contract