This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Peripheral Nerve & Muscles, Subject name: Medicine
[{'content': 'Ice pack test is due for - \nSelect and explain. \nA. Myesthenia gravis, B. Multiple system atrophy, C. Hyperparathyroidism, D. Hypokalemic periodic paralysis', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Myesthenia gravis o The ice pack test is a bedside test to help in the diagnosis of myethenia gravis.", 'role': 'assistant'}]