This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory System, Subject name: Physiology
Which of the following secrete surfactant: 
Select and explain. 
A. Type II Pneumocyte, B. Type I Pneumocyte, C. Goblet cells, D. Paneth cells
A: Type II Pneumocyte
Answer: A: Type II Pneumocyte 
Explanation: Ans. A. Type II PneumocyteSurfactant is made up of PHOSPHOLIPID- DI-PALMITOIL-PHOPHATIDYL-CHOLINE (DPPC) + two major proteins having molecular weights of 32,000 and 10,000. It is secreted by TYPE II ALVEOLAR EPITHELIAL CELLS (type II Pneumocyte)