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': "An example of a sodium channel disorder among the following is: \nSelect and explain. \nA. Paramyotonia Congenita, B. Andersen-Tawil Syndrome, C. Thomsen's disease, D. Becker's disease", 'role': 'user'}, {'content': "Answer: A \nExplanation: Potassium Channel Disorders: Andersen-Tawil Syndrome Sodium Channel Disorders of Muscle: Hyperkalemic Periodic Paralysis, Paramyotonia Congenita Chloride Channel Disorders: Thomsen's disease and Becker's disease Ref: Harrisons Principles of Internal Medicine, 18th Edition, Page 3506", 'role': 'assistant'}]