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
[{'content': 'Insulin causes intracellular shift of which of the following ion? \nSelect and explain. \nA. Na+, B. K+, C. Chloride, D. Calcium', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B. K+Insulin lowers serum K+ concentration i.e., causes hypokalemia.The hypokalemic action of insulin is due to stimulation of K+ intake by the cells mainly in muscle and adipose tissue.Insulin increases the activity of Na+ - K+ ATPase in cell membrane, so that more K+ is pumped into cells.', 'role': 'assistant'}]