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': 'HCI Secretion in gastric phase is increases by \nSelect and explain. \nA. Pepsinogen, B. CCK, C. Gastrin, D. Secretin', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. (c) Gastrin(Ref: Ganong, 25th ed/p.457)Three major factors that increase gastric acid secretion are,#Histamine - paracrine factor (released from a nearby ECL cell)#Gastrin - Endocrine factor (Released by G cells into blood that reaches parietal cells)#Acetylcholine - Neurocrine factor (released by vagal nerve endings)', 'role': 'assistant'}]