Respiratory System

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Across
  1. 2. Throat
  2. 3. Windpipe
  3. 4. A chronic condition characterized by inflammation and narrowing of the airways
  4. 5. Voice Box
  5. 7. Air passages that lead to the lungs
  6. 9. The abbreviation for this is COPD
  7. 10. Organs where gas exchange occurs
Down
  1. 1. Uncontrolled growth of abnormal cells in the lungs
  2. 4. Tiny air sacs in the lungs where oxygen and carbon dioxide are exchanged
  3. 6. Muscle that aids in breathing by contracting and relaxing to change the volume of the thoracic cavity
  4. 8. Infection that inflames the air sacs in one or both lungs, which may fill with fluid