<prompt> Histamine stimulate the secretion of:Gastrin by stomachPancreatic enzymesHCl by stomachAmylase by salivary gland  <response>: According to Davenport theory, hydrochloric acid secretion is an active process in the canaliculi of parietal cells in gastric glands, utilising the energy derived from oxidation of glucose.Factors stimulating the secretion of HCl:GastrinHistamineVagal stimulationFactors inhibiting the secretion of HCl:SecretinGastric inhibitory polypeptidePeptide YY 