<prompt> All of the following have inhibitory effect on secretion of gastric, except-Acid in duodenumVIPEpinephrineGlucagon  <response>: Ans. c EpinephrineRef: Ganong, 25th edp.468Stimuli 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 