regional_part_of Myocardium of mid zone of right ventricle Myocardium of region of mid zone of right ventricle Myocardium of mid lateral zone right ventricle FMA:225402 Mid lateral zone of myocardium of right ventricle Myocardium lateral region of of mid zone right ventricle Region of mid zone of myocardium of right ventricle which is continuous with the mid anterior zone, mid inferior zone, basal lateral zone and apical lateral zone of myocardium of right ventricle. fma