n.
Bony framework of the body.
It includes the skull , vertebral column , collarbone, shoulder blades, rib cage, pelvic girdle and the bone s of the hands, arms, feet, and legs. The skeleton supports the body and protects its internal organs. It is held together by ligament s and moved at the joint s by the muscle s, which are attached to it. The skeletal system includes both bones and cartilage .