Across
- 1. _____ allow movement at the points where two or more bones come together.
- 6. The leading cause of disability in the U.S.
- 7. The skeletal system is made up of 206 ____.
Down
- 2. The smallest bone in the human body.
- 3. The longest done in the human body.
- 4. ____ make up 40% of the body's weight.
- 5. ____ are tough cords of tissue that connect muscles to bones.