IleumDuodenal NeoplasmsDuodenal DiseasesIntestine, SmallIntestinal MucosaGastrointestinal MotilityDuodenal ObstructionBrunner GlandsGuinea PigsStomachIntestinal AbsorptionMuscle, SmoothJejunumIntestinesMyenteric PlexusDuodenoscopyMuscle ContractionDuodenitisDigestionDigestive SystemIleal DiseasesColonIleitisPyloric AntrumMyoelectric Complex, MigratingPylorusPancreasIntestinal SecretionsIleal NeoplasmsGastrointestinal TransitMolecular Sequence DataSwineAnimal FeedGastrointestinal ContentsSecretinDigestive System Physiological PhenomenaAtropineAmpulla of VaterRumenAbomasumMicrovilliGastric EmptyingDuodenal UlcerPancreaticoduodenectomyGastrointestinal TractBicarbonatesAmino Acid SequenceCecumPancreatic JuiceEpirizoleHydrochloric AcidBase SequenceEndoscopy, GastrointestinalPeristalsisDuodenumMotilinRats, WistarIntestinal DiseasesCholecystokininRabbitsCattleRNA, MessengerIntestinal FistulaTrimebutineEnterocytesTime FactorsIntestine, LargeCommon Bile DuctEnteroendocrine CellsMuscle RelaxationGastric MucosaDogsRats, Sprague-DawleyStomach, RuminantS100 Calcium Binding Protein GHydrogen-Ion ConcentrationIntestinal PerforationEnteric Nervous SystemDiphenylacetic AcidsRats, Inbred StrainsGastrointestinal HemorrhageAcetylcholineEnteropeptidaseIntestinal NeoplasmsIleocecal ValveElectric StimulationImmunohistochemistrySucraseSuperior Mesenteric Artery SyndromeGallbladderGastrointestinal HormonesDose-Response Relationship, DrugNitrogenSphincter of OddiUpper Gastrointestinal TractBarium SulfateChoristomaDuodenostomyDietLiver