body system

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Across
  1. 4. it controls the nervous system
  2. 5. They allow you to breathe
  3. 6. your thigh bone
  4. 7. you sit on this muscle
  5. 8. it controls your bodily functions
Down
  1. 1. nicknamed pecs
  2. 2. the muscle that is the most flexed on the arm
  3. 3. they give you the strength to function
  4. 4. they keep your body up
  5. 9. They allow you to see