Bone crossword

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Across
  1. 2. Contains developing red and white blood cells and megakaryocytes
  2. 3. Stores fat and produces cartilage, fat, and bone.
  3. 5. Membrane on the outside of the bone. Grows and repairs bones
  4. 6. Small tubes which carry blood around the body
  5. 9. Ending parts of a long bone
  6. 11. Red liquid circulating in arteries and veins.
  7. 12. Contains instructions on building and maintaining parts of the body
  8. 14. Carries blood to the rest of body
  9. 16. Dense bone filled with organic ground substance and inorganic cells
  10. 18. Central cavity of bone shafts, forms red and white blood cells
  11. 19. Carries blood back to heart
Down
  1. 1. Thin layer of connective tissue
  2. 4. Cells found in mature bones
  3. 7. Basic building unit of bone
  4. 8. Cartilage plate at each end of a long bone
  5. 10. Provides greater strength and rigidity and dampens sudden stress
  6. 11. Calcified material
  7. 13. Central part of a long bone
  8. 15. White tissue at the ends of bones that help form joints and reduce friction
  9. 17. Allows blood vessels and nerves to travel through them