Across
- 1. all blood cells are made in the _____ of certain bones
- 3. Skeletal muscles use the bones as ____ to move the body
- 5. A _____ tissue is found in the marrow of certain bones
- 6. protects the lungs and heart
- 7. 99% of it is stored in bone
- 8. 85% of it is stored in bone
- 9. use the bones as levers to move the body
Down
- 1. supports the teeth
- 2. blood cell formation
- 4. protects the spinal cord