PentagastrinGastric AcidGastric JuiceGastrinsGastric MucosaGastric Acidity DeterminationParietal Cells, GastricAchlorhydriaStomachBethanechol CompoundsSecretory RateHistamine H2 AntagonistsPeptonesDuodenal UlcerHistamineCimetidineAnti-Ulcer AgentsVagotomyOmeprazoleVagotomy, Proximal GastricFamotidineStomach UlcerH(+)-K(+)-Exchanging ATPaseVagus NerveHydrochloric AcidTetragastrinAntacids2-PyridinylmethylsulfinylbenzimidazolesMetiamideProton Pump InhibitorsGastric FistulaAminopyrineZollinger-Ellison SyndromeBethanecholSomatostatinRanitidineSecretinPepsin AGastric EmptyingEnterochromaffin-like CellsRabeprazoleBenzoxepinsPyloric AntrumHydrogen-Ion ConcentrationLansoprazoleDuodenumFoodPylorusGastrin-Secreting CellsGastrointestinal HormonesStomach DiseasesBenzimidazolesHistidine DecarboxylaseReceptors, CholecystokininEnterochromaffin CellsDepression, ChemicalHistamine AntagonistsGastroesophageal Reflux