A Patient with Elevated Serum Potassium Is Being Treated with Intravenous

A patient with elevated serum potassium is being treated with intravenous insulin and dextrose. The patient states, "I do not have diabetes. Why am I receiving insulin? " Which statement by the nurse is most appropriate?

A) "You may have early diabetes, and you will need further tests to rule this out."
B) "The insulin is given to counteract the glucose we are giving you to help lower your potassium level."
C) "Because your potassium is so high, the insulin helps to decrease the levels by moving potassium into your cells."
D) "The insulin will help decrease your potassium by making your kidneys get rid of potassium."