The skeletal system

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Across
  1. 2. lowest region of the backbone
  2. 4. mineral needed for bone development and formation
  3. 8. disorder due to loss of collagen from the bone
  4. 9. function of the skeletal system
  5. 11. scientific word for shoulder blade
  6. 14. connects muscle to bone
  7. 15. scientific word for collar bone
  8. 18. disorder due to inflammation of a joint
Down
  1. 1. basic design of limb ending in 5 digits
  2. 3. bone forming cells
  3. 5. another word for a freely moveable joint
  4. 6. connects bone to bone
  5. 7. joint type at skull
  6. 9. scientific word for knee
  7. 10. bone digesting cells
  8. 12. joint type at elbow
  9. 13. type of bone marrow which produces blood cells
  10. 16. type of bone for strength & flexibility
  11. 17. type of muscle that contracts slowly and slow to tire
  12. 19. top 7 ribs