internal (on the inside) skeletal system; comprised of bone and cartilage

connective tissue that attach bone to bone

type of muscle connected to the skeleton in at least one place to move parts of bones closer to each other

80 bones along the axis (center) of the body, which protect the internal organs

where boned meet and hold the skeleton together and support movement

type of muscle that forms the walls of the heart and controls your heartbeat

external (on the outside) skeletal system; composed of chitin and calcium carbonate

connective tissue that attach muscle to bone

126 boned of the appendages (arms & legs) and the girdles (shoulder & pelvic)