This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'All the following that act as ionic channels except \nSelect and explain. \nA. Nicotine, B. Insulin, C. Glibenclamide, D. Diazepam', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Nicotin acts on NN and NM receptor which are Ino tropic receptors Diazepam act on GABA-BZD CL channel Complex that mediates entry of chlori Glibenclamide is a sulpforylchloride that act on ACh sensitive K+ channel Insulin act on enzymatic receptors Ref-KDT 7/e p49', 'role': 'assistant'}]