Year in Review Part 2

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Across
  1. 3. We inhale _____
  2. 4. Disease of the lungs where bronchial tubes contract quickly
  3. 6. Disease of the lungs where the bronchial tubes are irritated
  4. 9. First step of heart filling with blood, the ______ relaxes letting blood into it
  5. 11. Part of blood that fights infection
  6. 12. Main organ of the respiratory system
  7. 14. Process that breaks down food into smaller molecules so that they can be absorbed by the blood
  8. 15. Carries air into each lung
  9. 21. Protects all organs and other systems as well as give support to the body
  10. 23. Carry blood towards the heart
Down
  1. 1. Part of blood that helps with clotting
  2. 2. Speeds up the rate of a chemical reaction
  3. 4. Heart disease where fatty deposits build up on artery walls
  4. 5. Muscle beneath lungs that expands/contracts
  5. 7. We exhale _________
  6. 8. Pulls on bones causing movement
  7. 9. Carry blood away from the heart
  8. 10. Type of digestion caused by chewing
  9. 13. Part of blood that carries Oxygen to cells and removes CO2
  10. 16. Blood is always this color no matter what!
  11. 17. Type of digestion caused by chemicals
  12. 18. Universal Reciepient
  13. 19. When the atria contracts blood is forced into the ________
  14. 20. Another name for high blood pressure
  15. 22. Universal Donor