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: Anaesthesia
[{'content': 'Glycopyrrolate is beer than atropine because – \nSelect and explain. \nA. It crosses blood brain barrier, B. Not crosses blood brain barrier, C. More sedation, D. Antisialague', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Glycopyrolate is the preferred anticholinergic over atropine and scopolamine because it does not crosses the blood-brain barrier so devoid of central side effects.', 'role': 'assistant'}]