respiratory system

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Across
  1. 3. the diaphragm condition when inhalation
  2. 7. tool to measure the volume of air you breathe
  3. 8. function in gas exchange
  4. 11. cells that are involved in the sense of smell
  5. 13. the contagious disease caused by viral infection
  6. 14. a muscle between chest cavity and abdominal cavity
Down
  1. 1. the branch of the bronchi
  2. 2. factor that affects the respiratory frequency
  3. 4. A condition in which a person's airways become narrow
  4. 5. respiration between blood and cell
  5. 6. the volume of regular respiration
  6. 9. the lung condition when inhalation
  7. 10. the volume of air in the lungs upon the maximum effort of inspiration.
  8. 11. gas we breathe in
  9. 12. organ that connects the larynx to the bronchi