Pulmonary surfactant is secreted by:: (A) Type I pneumocytes, (B) Type II pneumocytes, (C) Clara cells, (D) Bronchial epithelial cells
Answer is B. Surfactant produced by type II pneumocytes which decreases alveolar surface tension & increases compliance. Ref: International Review Of Cytology: A Survey of Cell Biology By Kwang W. Jeon, 2007, Page 217