Respiratory disorders · Physiology

Acute respiratory distress syndrome (ARDS) is characterized by:

  1. A sustained decrease in capillary permeability
  2. Alveolar flooding and stiff lungs
  3. Increased pulmonary surfactant production
  4. Bronchial airway hyperreactivity
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Correct answer: Alveolar flooding and stiff lungs

ARDS causes increased capillary permeability and alveolar edema. Lung compliance is markedly reduced.

Difficulty: Medium Question 13 of 20

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