RewardChoice BehaviorMotivationConditioning, OperantAnticipation, PsychologicalNucleus AccumbensWorld Health OrganizationCuesBehavior, AnimalReinforcement (Psychology)Self StimulationBrain MappingPunishmentOrganizationsDopamineReaction TimeDecision MakingLearningImpulsive BehaviorMagnetic Resonance ImagingProbability LearningBrainBasal GangliaPrefrontal CortexRats, Long-EvansNeuronsPsychomotor PerformanceConditioning (Psychology)Ventral Tegmental AreaFeedback, PsychologicalConditioning, ClassicalNeural PathwaysMolecular Sequence DataAnalysis of VarianceAssociation LearningCocaineReinforcement ScheduleDriveCorpus StriatumGamblingPhotic StimulationBehavior, AddictiveFood PreferencesHealth Maintenance OrganizationsTime FactorsGames, ExperimentalAccountable Care OrganizationsLimbic SystemAppetitive BehaviorImage Processing, Computer-AssistedAnhedoniaBase SequenceFeeding BehaviorMacaca mulattaEconomics, BehavioralOrganizations, NonprofitDopamine Uptake InhibitorsSelf AdministrationGyrus CinguliAmino Acid SequenceSucroseNerve NetFrontal LobeCaudate NucleusMesencephalonAmygdalaPleasureDiscrimination LearningGoalsSubstance Withdrawal SyndromeModels, PsychologicalFoodTask Performance and AnalysisFlupenthixolCytoskeletonModels, NeurologicalPlant NectarFunctional NeuroimagingRats, Sprague-DawleyMacacaMotor ActivityBehaviorDiscrimination (Psychology)Dopamine AntagonistsAction PotentialsNeostriatumBeesNicotineActinsCocaine-Related DisordersDopaminergic NeuronsReceptors, Dopamine D2Cloning, MolecularCompulsive BehaviorSocial BehaviorExtinction, PsychologicalMemoryNeuropsychological TestsTasteHabenula