skeletal system

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Across
  1. 2. bone formation
  2. 4. thin and curved bone
  3. 5. ribs 8-12
  4. 6. small bone located at inferior end of adult vertebral column
  5. 8. ribs 11-12
  6. 10. paired bones that form upper jaw
  7. 12. bone that is small, round
  8. 15. connective tissue in interior cavity of bone
  9. 16. opening through skull for passage of air
  10. 18. thin,curved bones of chest wall
  11. 19. ossifcation process in which bone forms by replacing cartilage
Down
  1. 1. primary cell in mature bone
  2. 3. flattened bone located at the center of chest
  3. 5. unpaired bone that forms forehead
  4. 6. the skull
  5. 7. filled with yellow marrow
  6. 9. ribs 1-7
  7. 11. connective tissue in interior cavity where fat is stored
  8. 13. bone of complex shape, protects internal organs from compressive forces
  9. 14. connective tissue found on the skeleton in areas where flexibility and smooth surfaces support movement
  10. 17. type of bone with dense osseous tissue that withstand compressive force