skeletal bone

The skeletal system is comprised of 206 bones in the adult human body, which serve various functions including support, protection of vital organs, and facilitating movement.

covered with Periosteum, which contain blood vessels.

connnected to other bones with ligament

connected to bones by tendons

bones store calcium

Joints: where bones meet: made of connective tissue called cartilage

3 types of joints

Ball and socket: allows movement in all directions

hinge: allowed movement in one direction

pivote: allows movement from side to side