Body Systems Crossword

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Across
  1. 1. chemically breaks down food with acids and enzymes
  2. 5. second largest organ
  3. 7. eliminates nitrogenous wastes from the body
  4. 8. sends messages to control movement and feeling in different parts of the body
  5. 13. plays a crucial role in the ability to speak
  6. 14. absorbs water and removes solid waste from the body
  7. 15. keeps blood constantly supplied with oxygen and removes carbon dioxide
  8. 16. production of offspring
  9. 18. fast acting control system of the body
  10. 19. protects and supports body organs
Down
  1. 1. absorbs water and nutrients; continues process of digestion that began in the mouth and the stomach
  2. 2. needed for breathing
  3. 3. forms external body covering and protects deeper tissue from injury
  4. 4. maintains posture and produces heat
  5. 6. picks up fluid leaked from blood vessels and returns it to blood
  6. 9. breaks down food into absorbable units that enter the blood for distribution to blood cells
  7. 10. filters blood and removes excess fluid from it
  8. 11. most complex organ
  9. 12. pumps blood to the whole body
  10. 17. largest organ