Skeletal System Part 1

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Across
  1. 1. Areas where cranial bones join together
  2. 4. First 7 pair of ribs; attached directly to sternum
  3. 6. Bone marrow helps to create this...
  4. 8. Special cells that form new bone
  5. 9. Bones act as ______ to provide movement
  6. 10. Neck vertebrae
  7. 12. Arms and legs are examples of this type of bone
  8. 14. Examples of this bone type includes: sternum & ribs
  9. 15. Bones produce ______ and white blood cells
  10. 16. Lower jaw bone
  11. 17. The most commonly broken bones
  12. 19. Low back vertebrae
  13. 20. Their bones stop growing around 18 years old
  14. 22. The medullary canal is filled with ______ marrow
Down
  1. 2. Help humidify air we breathe; air spaces in skull
  2. 3. Bones offer this; surrounds vital organs to keep them safe
  3. 5. Examples of this bone type includes: vertebrae (spine)
  4. 7. Examples of this bone type include: patella
  5. 8. Special cells that teardown/absorb bone tissue
  6. 11. This skeleton forms the extremities (arms & legs)
  7. 13. This skeleton forms the main trunk of the body
  8. 18. Their bones stop growing around 20-21 years old
  9. 21. Examples of this bone type includes: carpal & tarsal bones
  10. 23. The ends of bones