What causes dead space to increase with age?

Question

The larger airways increase in diameter as you get older. Expiratory flow doesn't change much. There is no change in airway resistance after the age of 40.

Hagrid P Hazard · Accepted Answer

The larger airways increase in diameter as you get older. Expiratory flow doesn't change much. There is no change in airway resistance after the age of 40.

What causes dead space to increase with age?

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