skeletal system

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Across
  1. 6. forms the back part of the roof of the mouth
  2. 7. Hard, dense outer layer of bone that provides strength
  3. 8. butterfly-shaped bone at the base of the skull
  4. 10. Cells that build new bone
  5. 11. Connects muscle to bone
  6. 12. rounded end of a bone that helps form a joint
  7. 14. Mature bone cells that maintain bone tissue
  8. 16. Tissue inside bones that stores fat for energy
  9. 18. The seven vertebrae in the neck that support the head and allow neck movement
  10. 20. The process of making blood cells
  11. 23. Tough outer covering of a bone that contains nerves and blood vessels
  12. 25. Soft tissue inside bones that makes blood cells
  13. 26. Connects bone to bone
Down
  1. 1. Thin, flat bones that protect organs, such as the skull and ribs
  2. 2. support the body and help with movement, such as the femur
  3. 3. thin bone that forms part of the nasal septum, separating the nostrils
  4. 4. skeleton Bones of the arms, legs, shoulders, and pelvis
  5. 5. long, middle shaft of a long bone
  6. 9. Bones with unusual shapes, such as vertebrae
  7. 13. The process of forming bone
  8. 15. Small, supporting structures that form a spongy, lightweight bone network
  9. 17. Small, cube-shaped bones that provide stability, such as wrist bones
  10. 19. raised area above a condyle where muscles or ligaments attach
  11. 21. skeleton Bones along the body's central axis, including the skull, spine, and ribs
  12. 22. between the eyes that helps form the eye sockets and nasal cavity
  13. 24. Smooth, flexible tissue that cushions joints and prevents bones from rubbing together