FearConditioning, ClassicalFreezing Reaction, CatalepticAmygdalaElectroshockConditioning (Psychology)Extinction, PsychologicalMemoryAssociation LearningRats, Long-EvansAvoidance LearningAcoustic StimulationAmnesia, RetrogradeBehavior, AnimalCuesPeriaqueductal GrayLearningNeuronal PlasticityLong-Term PotentiationStartle ReactionRats, Sprague-DawleyHippocampusAnalysis of VarianceGalvanic Skin ResponseConditioning, EyelidConditioning, OperantTransplantation ConditioningAppetitive BehaviorMice, Inbred C57BLRetention (Psychology)Transfer (Psychology)MuscimolMaze LearningAssociationBlinkingReinforcement (Psychology)Inhibition (Psychology)Memory, Long-TermRewardHabituation, PsychophysiologicDiscrimination LearningLearning DisordersMental RecallTime FactorsCycloserineExploratory BehaviorPrefrontal CortexOdorsReceptors, N-Methyl-D-AspartateNeural PathwaysMicroinjectionsNicotineMotor ActivityDihydro-beta-ErythroidineNicotinic AgonistsGABA AgonistsNeuronsReaction TimeElectric StimulationAnxietyExcitatory Amino Acid AntagonistsMemory DisordersAconitineNictitating MembraneHermissendaThalamusDiscrimination (Psychology)BrainMice, KnockoutAmnesia, AnterogradeDose-Response Relationship, DrugSynapsesMotivationSmellNucleus AccumbensAir ConditioningLimbic SystemEscape ReactionIbotenic AcidAnisomycinSynaptic TransmissionMemory, Short-TermReinforcement ScheduleSubstance Withdrawal SyndromeFlupenthixolBrain MappingDesensitization, Psychologic