Skeleton System

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Across
  1. 4. division of the skeleton that includes the vertebrae
  2. 6. The substance inside a bone that makes blood cells
  3. 7. reduces bone matrix
  4. 10. bone marrow .produces red blood cells
  5. 13. The one of the forearm bones
  6. 15. The largest of your lower leg bones
  7. 16. rubber like paddling that covers and protects the ends of long bones
  8. 18. something that joins muscles to bone
  9. 19. end of a long bone
  10. 20. The bones of protect your brain
  11. 21. One of the bones in your spine
Down
  1. 1. something that joins bone to bone
  2. 2. The place where two bones meet
  3. 3. The largest in the human body
  4. 5. Osteocytes forms rings
  5. 8. your backbone
  6. 9. anchors tendons and ligaments
  7. 11. The disc at which growth of long bonetakes place
  8. 12. reabsorbs bone matrix
  9. 14. immovable joints between cranial bones
  10. 17. blade triangle shaped back bone in your upper back