Skeletal and Muscular Systems Review

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Across
  1. 4. The soft tissue inside bones (6 letters)
  2. 6. Muscles do this to bones to move them (4 letters)
  3. 9. These help you move your body (7 letters)
  4. 11. The number of chambers in the heart (1 letter)
  5. 13. The place where two bones meet (8 letters)
  6. 15. The type of joint in your knee (5 letters)
  7. 16. The hard parts inside your body that make up your skeleton. (7 letters)
  8. 17. This protects bones from grinding against each other (9 letters)
  9. 18. These muscles are only found in the heart (7 letters)
Down
  1. 1. Describes the muscles you can control by choice, like smiling or waving (6 letters)
  2. 2. The largest bone in your body (5 letters)
  3. 3. The number of bones in an adult human body. (4 letters)
  4. 5. The number of chambers in the heart (4 letters)
  5. 7. The bands of tissue that connects muscles to bones (7 letters)
  6. 8. This type of joint is found in your wrist (7 letters)
  7. 10. These muscles make up the internal organs (6 letters)
  8. 12. The part of your body that helps you breathe and protects your heart and lungs. (5 letters)
  9. 14. One way a muscle can be damaged (4 letters)