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: Pharmacology
[{'content': 'Receptors of which of the following hormone is present intracellularly in muscle cells? \nSelect and explain. \nA. Insulin, B. Coicosteroid, C. Epinephrine, D. Glucagon', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Steroid hormones act on cytoplasmic receptors intracellularly in muscle cell . Ref: Essentials of Medical Pharmacology By KD Tripathi, 5th Edition, Page 214.', 'role': 'assistant'}]