Spirometer trace

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Across
  1. 3. normal breathing rate…
  2. 4. total lung capacity during physical exercise is…
  3. 5. the maximum volume of air that can be breathed out is…
Down
  1. 1. the maximum volume of air that can be breathed in is…
  2. 2. the amount of air left in our lungs after expiring reserve volume is…