13 Drag the items on the right into the middle to match with the items on the left. muscle tendon biceps triceps iris contract relax antagonistic pair raising the arm lowering the arm muscles in the intestine diaphragm uterus a tissue used for movement joins a muscle to a bone muscle which raises the lower arm muscle which lowers the lower arm muscle in the eye muscle becomes short and fat muscle becomes long and thin a pair of muscles biceps contracts, triceps relaxes biceps relaxes, triceps contracts move food from mouth to anus muscle contracts to inhale muscles contract during birth 0 0