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: Medicine
Calcium Gluconate is not used in CPR by 
Select and explain. 
A. Hypocalemia, B. Hypokalemia, C. Hyperkalemia, D. Calcium antagonism
B: Hypokalemia
Answer: B: Hypokalemia 
Explanation: None