<prompt> Gastric acid secretion is decreased by all except:SomatostatinHistamineCholecystokininProstaglandins  <response>: Enteric hormones that inhibit H secretion Hormone Source CCK I cells of duodenum and jejunum and neurons in ileum and colon Secretin S cells in small intestine VIP ENS neurons GIP K cells in duodenum and jejunum Neurotensin Endocrine cells in ileum Peptide YY Endocrine cells in ileum and colon Somatostatin D cells of stomach and duodenum, cells of pancreatic islets 