Skeletal and Muscular System

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Across
  1. 1. wear and tear on joints, usually affects older people
  2. 3. the largest bone in the body (hint: it's a part of your thigh)
  3. 4. points of contact between two bones
  4. 6. attach bone to bone
  5. 9. bones that protect the internal organs
  6. 10. blood vessels that carry blood from parts of the body to the heart
  7. 13. a break or crack in the bones
  8. 14. the smallest bone in the body (hint: it's in the ear)
Down
  1. 1. blood vessels that carry blood from the heart to parts of the body
  2. 2. the type of muscle responsible for movement
  3. 5. attach bone to muscle
  4. 7. the type of muscle responsible for digestion
  5. 8. the type of muscle responsible for making your heart beat
  6. 11. bones that protect the brain
  7. 12. send signals from the brain to muscles to allow for movement