Body Systems

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Across
  1. 2. Provides a barrier and cools through sweat
  2. 5. Major organ of the nervous system
  3. 6. Taken in by the respiratory system
  4. 7. Major organ of the digestive system
  5. 8. Sends signals through nerves to communicate to body parts
  6. 13. Uses the lungs to exchange gases
  7. 14. Major organ of the circulatory system
  8. 15. Major organ of the skeletal system
  9. 16. Moves blood throughout the body
Down
  1. 1. Uses energy to move the body
  2. 3. Energy molecule regenerated by oxygen and food in cellular respiration
  3. 4. Breaks down food to regenerate ATP
  4. 9. Sends hormones through the blood for things like growth
  5. 10. Made of calcium, builds blood cells and provides structure
  6. 11. part of the muscular system
  7. 12. The main organ of the integumentary system