| Term | Definition |
|---|---|
| joint | a place in the body where two or more bones connect |
| bone marrow | produces red blood cells |
| The amount of bones in the adult human body. | 206 |
| catilage | Hard, stiff, jelly-like material that is strong yet flexible. |
| pivot joint | where there is rotation of one bone around another |
| ball and socket joint | When one bone fits into another creating a circular motion |
| hinge joint | two bones create a back and forth direction only |
| immovable joint | A fixed joint because there is no movement |
| compact bone | hardest part of the bone |
| periosteum | tough outer membrane of bone |
| spongy bone | found at the end of bones for added strengh |
| calcium | A mineral that helps keep you bones strong and healthy |
