attaches_to constitutional_part_of regional_part_of Papillary muscle Wall of inflow part of right ventricle Papillary muscle of right ventricle FMA:7259 Papillary muscle which consists of the anteiror, posterior and septal papillary muscles of right ventricle and is continuous with the chorda tendinea of the right ventricle. fma Subendocardial layer of myocardium of right ventricle Chorda tendinea of right ventricle Wall of right ventricle