This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General physiology, Subject name: Physiology
True about Moderate aerobic exercise is 
Select and explain. 
A. Decrease in blood pH, B. Increase PaO2, C. Decrease PaCO2, D. Increased core termerature
D: Increased core termerature
Answer: D: Increased core termerature 
Explanation: Paial exercise is associated with increased core temperature and there is no significant change in blood ph. Ref:Guyton and Hall textbook of medical physiology 12th edition,page number:503,504,505