The Respiratory System

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Across
  1. 2. Contains vocal chords and produces vocal sounds.
  2. 4. Tube that connects the larynx to the lungs.
  3. 10. Tiny air sacs of the lungs where gases are exchanged.
  4. 11. The difficulty of breathing caused by narrowing of bronchioles.
  5. 12. The exchange of gases between living cells and their environment.
  6. 13. Trouble getting the oxygen they need and typically caused by tobacco.
  7. 14. Smaller tubes of the bronchi.
Down
  1. 1. Tube that connects the lungs with the trachea.
  2. 3. Process in which oxygen is used to release energy.
  3. 5. Main passageway into and out of the respiratory system.
  4. 6. Also known as the throat and leads to the larynx and esophagus.
  5. 7. A respiratory disorder caused by a virus.
  6. 8. Dome-shaped muscle beneath the lungs.
  7. 9. Pair of elastic bands that stretch across the larynx.