This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
Hyaline membrane disease of lungs is characterized by – 
Select and explain. 
A. FRC is smaller than closing volume, B. FRC is greater than closing volume, C. FRC is equal to closing volume, D. FRC is independent of closing volume
A: FRC is smaller than closing volume
Answer: A: FRC is smaller than closing volume 
Explanation: "Hyaline membrane disease reduces compliance and causes a fall in FRC (to levels below the normal closing volume of the lung)". _______________________________________________ Handbook of pediatric intensive care