DSMA Admission

Practice session

Read the passage: 'In pulmonary physiology, gas exchange across the alveolar-capillary membrane is governed primarily by passive diffusion according to Fick's law. Efficient diffusion requires an exceedingly thin tissue barrier and an expansive surface area, both of which are compromised in chronic fibrotic lung disorders.' What is the primary physiological consequence when alveolar tissue becomes fibrotic?

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