example of smooth; intestines, digestive tracts, urinary bladder, ureters, and the blood vessels of the circulating blood system. examples of cardiac; the heart. examples of skeletal; tendons, shoulder muscles, hamstring muscles and abdominal muscles. one function of the muscular system is contractibility. another is movement. fact one : your body contains more than 600 muscles. fact 2: muscles are made up of special cells called muscle fibers. 3: the largest muscle in the body is the gluteus maximus. fact 4: the smallest muscles in the body are in your inner ear. last fact: the strongest muscle, based on its size, is the masseter. hope this helps!