body system

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Across
  1. 2. support and protect organ create blood
  2. 4. heart
  3. 10. break down food into usable nutrients
  4. 13. protects internal organs
  5. 15. connect muscle and bones
  6. 17. what organs get rid of waste from your body
  7. 18. what transports your blood
  8. 19. receives and send messages to the brain
  9. 20. use blood to transport nutrients and oxygen
Down
  1. 1. what helps you grow
  2. 3. to regulate the body's growth
  3. 5. taking in oxygen
  4. 6. whats the major organ of circulatory
  5. 7. what organ in your body helps you breathe the most
  6. 8. whats receives the messages in nervous system
  7. 9. bones
  8. 11. functions of your muscles
  9. 12. get rid of waste from blood
  10. 14. what makes blood
  11. 16. involuntary