Skeletal System

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Across
  1. 2. Bone ___ is a soft connective tissue that produces blood cells
  2. 5. Tough, fibrous membrane that covers and protects the outer surfaces of bone
  3. 7. Joints that allow no movement
  4. 8. Regulate mineral homeostasis
  5. 10. Joints that are also known as movable joints
  6. 11. In the late teens or early twenties, a person reaches skeletal ___
  7. 13. A place where 2 or more bones of the skeleton meet
  8. 14. Dissolve minerals in bone matrix and release them back into the blood
  9. 15. Movable joints that allow only very limited movement
  10. 18. Soft cartilage gradually turns into hard bone through this process
Down
  1. 1. Breaks in the bone, usually caused by excessive stress on bone
  2. 3. ___ bone makes up the dense outer layer of the bone
  3. 4. Responsible for bone growth and uptake of minerals from the blood
  4. 6. Joints that allow the most movement
  5. 9. Provides smooth surface for the movement of bones and joints
  6. 12. Maintaining mineral _____ is a very important function of the skeleton
  7. 16. ___ bone is found inside bones and is lighter and less dense than compact bone
  8. 17. Holds bones together and keeps them in place