The Respiratory System

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Across
  1. 2. Breathe in.
  2. 5. Another name for the voicebox.
  3. 7. Another name for the windpipe.
  4. 11. Breathe out.
  5. 14. A flap that prevents food and drinks from going into your lungs when you swallow.
  6. 15. This condition produces inflammation and infection of the alveoli.
Down
  1. 1. The circulatory system that transports oxygen all over the body.
  2. 3. Pertaining to the nose.
  3. 4. Two extensions of the windpipe that shuttle air to and from the lungs.
  4. 6. You are said to be______when your voicebox becomes infected.
  5. 8. Tiny structures located within the lungs through which the exchange of oxygen and carbon dioxide takes place.
  6. 9. This gas is transferred into the blood stream within the lungs.
  7. 10. The gas is transferred out of the bloodstream within the lungs.
  8. 12. A thin, dome-shaped muscle that separates the lungs from the abdomen.
  9. 13. This organ pumps the oxygenated blood all around the body. ( it is not really a part of the respiratory system)