Lung compliance is increased in: (A) The presence of intra-alveolar fluid, (B) Acute respiratory distress syndrome, (C) Idiopathic pulmonary fibrosis, (D) Emphysema
Answer is D. Compliance is a measure of distensibility 1 static compliance(compliance when lungs at rest) Causes of decreased static compliance : a) interstitial fibrosis b)atelectasis c)pneumonia d) pulmonary edema e) ARDS 2 dynamic compliance:compliance with airway resistance Decreased in Broncho spasm like asthma.