Duodenal NeoplasmsDuodenal DiseasesBrunner GlandsIntestine, SmallJejunumStomachDuodenoscopyIntestinal MucosaGastrointestinal MotilityDuodenitisIleumPylorusIntestinal AbsorptionPyloric AntrumIntestinesMyoelectric Complex, MigratingPancreasJudicial RoleDigestive SystemSecretinAmpulla of VaterDuodenal UlcerPancreaticoduodenectomyPancreatic JuiceRumenEpirizoleGastric EmptyingHydrochloric AcidAbomasumMotilinGastrointestinal TransitDigestive System Physiological PhenomenaIntestinal SecretionsBicarbonatesCholecystokininCommon Bile DuctEnteropeptidaseAnimal FeedMuscle, SmoothPortal VeinEndoscopy, GastrointestinalIntestinal FistulaS100 Calcium Binding Protein GGastric MucosaUpper Gastrointestinal TractSuperior Mesenteric Artery SyndromeStomach, RuminantCalbindinsGastric Outlet ObstructionSomatostatinomaDuodenostomyZollinger-Ellison SyndromeMacrophage Activation SyndromeIntubation, GastrointestinalVagotomyEnteroendocrine CellsGastrointestinal HemorrhageGallbladderGastrointestinal ContentsColonCysteamineChoristomaBarium SulfateTrimebutineStomach DiseasesMelenaGastrinsIntestinal AtresiaRats, WistarGastric JuiceMuscle RelaxationCattleCommon Bile Duct NeoplasmsVagus NerveHydrogen-Ion ConcentrationMicrovilliNitrogenEndoscopySwineMyenteric PlexusIntestinal PolypsGastrointestinal HormonesGastrinomaButylscopolammonium BromideEnterocytesJejunal NeoplasmsEmeticsEatingCation Transport ProteinsMuscle ContractionEsophagusIntestinal PerforationGastric AcidIntestinal NeoplasmsDogsEndoscopy, Digestive SystemDigestive System Surgical ProceduresPancreatic Ductsortho-AminobenzoatesHamartoma