This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Sympathetic System, Subject name: Pharmacology
[{'content': 'Esmolol is a sho acting b blocker because \nSelect and explain. \nA. It has more plasma protein binding, B. Its plasma hydrolysis by esterases is rapid, C. It has high lipid solubility, D. It has high oral bioavailability', 'role': 'user'}, {'content': 'Answer: B \nExplanation: * Esmolol - Shoest acting b blocker * Nadolol - Longest acting b blocker * Esmolol is metabolized by pseudocholinesterase hence it is sho acting. * Drugs metabolized by pseudocholinesterase SUCCINYLCHOLINE ESMOLOL REMIFENTANIL', 'role': 'assistant'}]