Cardiovascular and Respiratory Health

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Across
  1. 2. carries blood to the heart
  2. 3. largest artery in the body
  3. 5. occurs when the blood flow to a part of the brain is cut off
  4. 6. liquid part of blood
  5. 9. the top number of blood pressure
  6. 11. pumps blood from the heart to the rest of the body
  7. 12. start the process of blood clotting
  8. 13. smallest blood vessels in the body
  9. 17. throat
  10. 20. repetitive, nonstop exercise that raises breathing and heart rate
  11. 21. can be caused by a lack of iron in the blood
Down
  1. 1. tiny hairlike structures that are in constant motion
  2. 4. disorder in which air passages become narrower than normal
  3. 7. receives blood entering the heart and pumps it to the ventricle
  4. 8. blood pressure that is constantly higher than normal
  5. 10. pathway through which air moves from the pharynx into the chest
  6. 14. universal recipient
  7. 15. carries blood away from the heart
  8. 16. respiratory disorder in which alveoli lose the ability to expand and contract
  9. 18. tiny sacs
  10. 19. breathe out