Pancreatic HormonesGastrointestinal HormonesGastrointestinal MotilityCholecystokininSecretinMotilinGastric EmptyingReceptors, Gastrointestinal HormonePancreatic PolypeptideGastrointestinal TransitPeptide YYDuodenumTetragastrinGastrinsEnteric Nervous SystemHormonesGhrelinGastric Inhibitory PolypeptideSincalideIleusPancreas, ExocrineMyoelectric Complex, MigratingNitrergic NeuronsSenna PlantGlucagonGlucagon-Like Peptide 1MurrayaReceptors, Serotonin, 5-HT4Intestine, SmallEndocrine GlandsEndocrine SystemThyroid HormonesGastrointestinal AgentsFollicle Stimulating HormoneNeurotensinPropanthelineCisaprideAppetiteSperm MotilityIntestinal Pseudo-ObstructionLuteinizing HormonePancreasGastrointestinal DiseasesSomatostatinInterstitial Cells of CajalInsulinStomachColonParathyroid HormoneGastrointestinal TractGonadotropin-Releasing HormoneGonadal Steroid HormonesMetoclopramideAntidiarrhealsAcupunctureMuscle, SmoothDigestive System Physiological PhenomenaColonic Diseases, FunctionalEndocrine System DiseasesPeristalsisEndocrine DisruptorsCatharticsSerotonin 5-HT4 Receptor AgonistsEndocrine Gland NeoplasmsLoperamideProtein PrecursorsPyloric AntrumBlood GlucoseAdrenocorticotropic HormoneHuman Growth HormoneManometryReceptors, Thyroid HormoneIleumConstipationDefecationMyenteric PlexusDigestive SystemPituitary HormonesSerotonin Receptor AgonistsMuscle ContractionEatingIrritable Bowel SyndromeDomperidoneCroton OilTriiodothyronineJuvenile HormonesJejunumFastingEstradiolHormone Replacement TherapyPituitary GlandRectumTestosteroneGrowth Hormone-Releasing HormoneGallbladderVagus NerveCorticotropin-Releasing HormoneNitric Oxide Synthase Type IPiperidinesPeptide Hormones