system - a group of physiologically or anatomically related organs or parts; "the body has a system of organs for digestion"

muscular tissue, muscle - animal tissue consisting predominantly of contractile cells

ligament - a sheet or band of tough fibrous tissue connecting bones or cartilages or supporting muscles or organs

sinew, tendon - a cord or band of inelastic tissue connecting a muscle with its bony attachment

diaphragm, midriff - (anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration

musculoskeletal system - the system of muscles and tendons and ligaments and bones and joints and associated tissues that move the body and maintain its form

esophagus, gullet, oesophagus, gorge - the passage between the pharynx and the stomach