Documents Tagged ‘osteoblasts’

The Musculoskeletal System

The musculoskeletal system is made up of the bones of the skeleton, joints that link the bones uesc_09_img0522together and the muscles that enable the body to move. At birth, a baby has around 350 bones, some of which rise together as it grows. Adults usually have 206 bones, though some have extra ribs and others have fewer. The body’s larges bone is the femur in the thigh and its smallest is the tiny stapes in the ear. The muscles and ligaments act with the bones to produce a range of movements, from precision threading of a needle to the most vigorous exercise. Read the rest of this entry »