part_of part of part of has part has part has_part composed primarily of cardiac muscle cell cardiac muscle tissue BILA:0000134 galen:CardiacMuscle cardiac muscle textus muscularis EMAPA:32688 heart myocardium muscle tissue textus muscularis of heart muscle heart myocardium textus muscularis cardiac muscle muscle tissue textus muscularis of heart myocardium cardiac musculature UBERON:0001133 CALOHA:TS-0440 textus muscularis of myocardium myocardium textus muscularis muscle tissue of heart myocardium AAO:0010245 muscle of heart textus muscularis heart muscle muscle tissue ZFA:0005280 cardiac muscle muscle tissue of heart muscle Muscle tissue composed of cardiac muscle cells, forming the muscles of the heart[ZFA,modified]. FMA:14068 muscle of heart muscle tissue muscle tissue of muscle of heart EHDAA2:0003142 TAO:0005280 muscle tissue of cardiac muscle myocardium muscle tissue heart muscle textus muscularis muscle tissue of myocardium textus muscularis of cardiac muscle galen:CardiacMuscleTissue textus muscularis of muscle of heart Wikipedia:Cardiac_muscle ncithesaurus:Heart_Muscle AEO:0000142 BTO:0000199 skeletal muscle tissue striated muscle tissue primary circulatory organ visceral striated muscle tissue