Human Body Systems Crossword

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Across
  1. 2. Regulates the body by producing hormones
  2. 4. skin, hair, regulates temperature
  3. 7. System that transmits signals from the body to the brain
  4. 8. System that helps to fight off pathogens
  5. 9. System that protects major internal organs and provides overall support
  6. 10. Produces gametes and offspring
Down
  1. 1. includes the heart and blood vessels; function is to transport oxygen and nutrients
  2. 3. Breaks down food
  3. 5. System that produces movement in the body
  4. 6. Brings air into the body and removes carbon dioxide