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': 'ADH formation site is: \nSelect and explain. \nA. Pituitary, B. Hypothalamus, C. Pineal, D. None', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Supraoptic\xa0and\xa0paraventricular\xa0nuclei synthesize\xa0ADH\xa0hormone,\xa0which\xa0travel along\xa0the\xa0axons\xa0of\xa0these\xa0neurons\xa0and is secreted from\xa0posterior pituitary.', 'role': 'assistant'}]