Human Body Systems

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Across
  1. 4. flap located in your throat
  2. 8. process of breaking down food
  3. 10. carries deoxygenated blood
  4. 11. organ that pumps blood
  5. 13. organ that helps you to breathe
Down
  1. 1. process of squeezing food from in your esophagus
  2. 2. system that allows us to breathe
  3. 3. system that sends messages throughout your body
  4. 5. wind pipe
  5. 6. system that allows us to move
  6. 7. carries oxygenated blood
  7. 9. system that protects our body from bacteria
  8. 12. tiny sacs in the lungs