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: Physiology
[{'content': 'Which of the following does NOT changes \nSelect and explain. \nA. FEVI, B. Glomerular filtration rate, C. Glucose tolerance test, D. Hematocrit', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D i.e. Hematocrit Hematocrit does not changes with ageQAge related physiological changes', 'role': 'assistant'}]