Skeletal Crossword

1. Bones compose the skeleton, which provides ____and support for the body.
4. Osteons are arranged in concentric circles called?
6. The core,inner layer of the bone is softer than compact bone.
9. Age,injury, and medical conditions such as Lyme disease can lead to______, a painful wearing down of joints.
10. The outer layer of bone is made of tough connective tissue called ______?
11. Cancer that forms in the bones can cause tumors that may weaken and break bones.
12. Bands of tissue that connect the ends of a muscle to your bone.
14. Disease,a tumor,or trauma can put stress on a bone causing it to break.
15. Bands of strong connective tissue hold bones together.

2. A bone disease that affects children is the weakening of bones caused by a vitamin D deficiency, unable to fully absorb calcium and other nutrients essential to building bone density and mass.
3. Osteoblasts produce _____.
5. Smooth and flexible substance covers the tips of your bones where they meet.
7. A tough membrane that covers and protects the outside of the bone.
8. Bone loss caused by not getting enough calcium can lead to fragile and brittle bones,known as _______.
13. Where two or more bones in the body come together.