9b Crossword Bone Unit

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Across
  1. 2. Grows in small holes in spongy bone (2 words)
  2. 4. Worn out cartilage
  3. 6. Weak bones with holes that are too large
  4. 7. Made of the same material as compact bone (2 words)
  5. 9. Gives feeling to bone
  6. 11. Model of skeleton originally made of this
  7. 12. When bones get weaker and smaller
  8. 13. A ligament attaches a bone to a ...
  9. 15. When kids' bones bend too much
  10. 16. Line of cartilage inside a bone (2 words)
  11. 18. Hole for blood vessels
  12. 19. Chemical need by whole body that is stored in bones
  13. 20. Fixing a dislocation
Down
  1. 1. Fibers in compact and spongy bone
  2. 3. When synovial membrane overgrows and deforms joints (2 words)
  3. 5. Area where skull bones haven't grown together
  4. 7. Type of joint without any cartilage
  5. 8. Heaviest part of a bone (2 words)
  6. 10. Lubrication in most joints (2 words)
  7. 11. Calcium gives bones ... strength
  8. 14. Adding calcium to cartilage
  9. 17. Another name for a joint