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
All of the following have inhibitory effect on secretion of gastric, except- 
Select and explain. 
A. Acid in duodenum, B. VIP, C. Epinephrine, D. Glucagon
C: Epinephrine
Answer: C: Epinephrine 
Explanation: Ans. (c) Epinephrine(Ref: Ganong, 25th ed/p.468)Stimuli that increase gastrin secretion:#Peptides, amino acids (Phenylalanine, tryptophan), Distention, Gastrin releasing peptide, Calcium, EpinephrineStimuli that decrease gastrin secretion:#Acid, somatostatin, Secretin, GIP, VIP, glucagon, calcitonin