Human Body

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Across
  1. 2. higher part of the heart
  2. 4. tiny air sacs where CO2 is dropped off and O2 is picked up
  3. 7. connects your nose and mouth
  4. 11. dome-shaped muscle below your lungs
  5. 12. Lower part of the heart
  6. 15. intestine absorbs nutrients
  7. 16. air enters through here
Down
  1. 1. air pathway that branches into your lungs
  2. 3. is also called the windpipe
  3. 5. diaphragm moves up air goes out
  4. 6. what you use to speak
  5. 8. It's found in the kidney, it filters all the blood that goes through it.
  6. 9. helps form scabs
  7. 10. intestine takes in water
  8. 13. diaphragm moves down air goes in
  9. 14. smaller pathways