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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
The curve in question mark is caused by?
assistant
The correct answer is  Ans. (c) Pulmonary fibrosis(Ref: Ganong, 25th ed/p.631)This is the pulmonary compliance curveIt is decreased (lower curve) in pulmonary fibrosisNormal curve is the middle curveIt is increased in emphysema (upper curve)