Musculoskeletal Puzzle

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Across
  1. 3. maintain strong bones
  2. 4. longest bone
  3. 5. protects the human brain
  4. 8. connect muscles to the bones
  5. 9. region where two bones meet
Down
  1. 1. smooth, skeletal, and cardiac
  2. 2. composed of cardiac muscles
  3. 5. framework of our body
  4. 6. long bone in the upper arm
  5. 7. involuntary muscles in the heart