Skeletal System Exercise

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Across
  1. 2. Cell responsible for the maintenance of bone tissue
  2. 6. The formation of bone
  3. 10. Mineral salts are the _____ material of the ECM
  4. 11. Irregular pattern of thin columns of bone
  5. 12. Soft tissue that occupies the spaces of bone
  6. 15. Bone is a _____ tissue because it is characterized by its extensive ECM
  7. 16. Bone forms directly from embryonic tissue
  8. 17. Outer fibrous tissue that surrounds a bone
  9. 18. Bone replaces cartilage
  10. 19. The hardening of bone tissue
Down
  1. 1. Cells that secrete the organic material of the ECM
  2. 3. This type of bone tissue is characterized by thin columns of bone that has spaces between them
  3. 4. Fiber of the ECM that make bone flexible
  4. 5. Bone stem cells
  5. 7. Cell responsible for the resorption of bone tissue
  6. 8. Binds bone to bone
  7. 9. The cells associated with bone tissue constitute the _____ portion of the ECM
  8. 13. The skeletal system is derived from this germ layer
  9. 14. Red bone marrow is a _____ tissue
  10. 19. This type of bone tissue is characterized by osteons tightly packed together