DDO Crosswords- Respiratory System

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Across
  1. 2. The branch-like structures in the lungs that carry air to the alveoli
  2. 4. The process of inhaling and exhaling air
  3. 5. The condition in which the air sacs in the lungs become inflamed and filled with fluid
  4. 6. The tiny air sacs in the lungs where gas exchange occurs are called
  5. 8. The tube that carries air from the larynx to the lungs
  6. 10. The amount of air inhaled and exhaled during normal breathing.
Down
  1. 1. The process of inhaling and exhaling air
  2. 3. The muscle that separates the chest cavity from the abdominal cavity and helps with breathing
  3. 7. The gas that is exchanged in the lungs during respiration
  4. 9. The respiratory disease caused by long-term exposure to irritants like cigarette smoke or air pollution.