  Cardiac muscle   Answer   Cardiac Muscle; there are only three types of muscles, cardiac ~ … heart, smooth ~ intestines, stomach, etc, and skeletal =~the ones you use on your arms or legs; muscles attached to bones. It's name, as a muscle of the body, is the myocardium.Cardiac (cardi = heart + ac = pertaining to) muscle refers the the specific type of muscle found in the heart.It is heavily striated, involuntary and has intercalated disks to aid with electrical transmission. muscle tumor is a myoma. Smooth muscle-benign = Leiomyoma, malignant = Leiomyosarcoma Skeletal muscle-benign = Rhabdomyoma, malignant = Rhabdomyosarcoma   Myoma A t … umor that originates from muscle tissue is called a myoma (bening) or myosarcoma (malignant). myocytoma.