regional_part_of Myocardium of mid zone of right ventricle Myocardium of region of mid zone of right ventricle Myocardium of mid anterior zone of right ventricle FMA:225396 Mid anterior zone of myocardium of right ventricle Myocardium of anterior region of mid zone of right ventricle Region of mid zone of myocardium of right ventricle which is continuous with the mid septal zone, mid lateral zone, basal anterior zone and apical anterior zone of myocardium of right ventricle. fma