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: Physiology
In metabolic acidosis, which of the following changes are seen : 
Select and explain. 
A. Increased K+ excretion, B. Decreased Potassium excretion, C. Increased Na+ excretion, D. Increased Na+ reabsorption
B: Decreased Potassium excretion
Answer: B: Decreased Potassium excretion 
Explanation: B i.e. Decreased Potassium excretion