This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Physiology
[{'content': 'The minimum intensity of stimulus applied for adequate time to produce a response is called \nSelect and explain. \nA. Subthreshold stimulus, B. Suprathreshold stimulus, C. Rheobase, D. Chronaxie', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Rheobase (R) refers to the minimum intensity of stimulus which if applied for adequate time (utilization time) produces a response.Chronaxie (C) refers to the minimum duration for which the stimulus of double the rheobase intensity must be applied to produce a response. Ref: Indu Khurana Medical Physiology for Undergraduates, 1st ed, p 51', 'role': 'assistant'}]