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: Anatomy
[{'content': 'All of the following muscles undergo paralysis after injury to C5 and C6 spinal nerves except: \nSelect and explain. \nA. Biceps., B. Brachioradialis, C. Brachialis, D. All', 'role': 'user'}, {'content': 'Answer: B \nExplanation: D i.e. Branchioradialis (According to Snell)', 'role': 'assistant'}]