Bio CK12 13.4 Bones

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Across
  1. 1. element that is a component of bone and teeth
  2. 3. rigid framework of bone that consists of tough protein fibers and mineral crystals
  3. 6. tough, fibrous membrane that covers and protects the outer surface of bone
  4. 8. light, porous inner layer of bone that contains bone marrow
  5. 11. type of tissue that forms the body’s structure; includes bone, cartilage, and blood
  6. 13. the functional unit of compact bone
  7. 14. soft connective tissue in spongy bone that produces blood cells
  8. 15. protein fibers in the extracellular matrix of bone and cartilage
Down
  1. 2. having the proper levels of minerals in the blood for normal functioning of the body
  2. 3. long, tube-like organ that forms part of the complex network of vessels that run through the body and transport blood to all the body’s cells
  3. 4. one of many cable-like bundles of axons that make up the peripheral nervous system
  4. 5. fluid connective tissue that circulates throughout the body through blood vessels
  5. 6. organic compound made up of amino acids
  6. 7. chemical element such as calcium or potassium that is needed in relatively small amounts for proper body functioning
  7. 9. basic unit of structure and function of living things
  8. 10. group of specialized cells of the same kind that perform the same function
  9. 12. dense outer layer of bone that is very hard and strong