This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: New Born Infants, Subject name: Pediatrics
[{'content': 'Loss of pulmonary surfactant in premature infant leads to: \nSelect and explain. \nA. Pulmonary edema, B. Collapse of alveoli, C. Elastic recoil of lungs, D. All', 'role': 'user'}, {'content': "Answer: D \nExplanation: d. All(Ref: Nelson's 20/e p 850-857, Ghai 8/e p 169-170)Surfactant deficiency is the primary cause of RDS; Alveolar atelectasis, hyaline membrane formation & interstitial edema are seen in RDS.", 'role': 'assistant'}]