Bones and Skeletal Tissues

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Across
  1. 4. the blood cell production process
  2. 5. edge of a bone
  3. 6. a long column of bones
  4. 8. can protect our rib cage, skull, and spine
  5. 11. lighter and less dense
  6. 12. mineral calcium
  7. 15. a long, thin projection
  8. 16. provides a frame for us
  9. 17. center portion of the skeleton
  10. 19. longer than they are wide
  11. 20. a small bone commonly found in muscles
Down
  1. 1. a connective tissue
  2. 2. a series of tubes around narrow channels
  3. 3. a round bone on our knee so it can move
  4. 7. they vary in shape and size
  5. 9. distal end of the femur
  6. 10. a connective tissue in the skeletal system
  7. 13. made up of a layer of spongy bone
  8. 14. its purpose is to cushion joints
  9. 18. a fibrous connective tissue