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': 'HCl secretion is stimulated bya)  Secretinb) Somatostatinc) Histamined) Gastrine) VIP \nSelect and explain. \nA. ab, B. cd, C. bd, D. ac', 'role': 'user'}, {'content': 'Answer: B \nExplanation: HCl secretion\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Stimulated by\no\xa0\xa0 Acetylcholine- Cephalic and Gastric phase (Vaso vagal reflex)\no\xa0\xa0 Gastrin- Gastric and Intestinal phase\no\xa0\xa0 Histamine\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Inhibited by\no\xa0\xa0 Acid (low pH)\no\xa0\xa0 Somatostatin\no\xa0\xa0 Secretin\no\xa0\xa0 Cholecystokinin\no\xa0\xa0 GIP\no\xa0\xa0 VIP', 'role': 'assistant'}]