Excitatory Postsynaptic PotentialsHippocampusSynaptic TransmissionLong-Term PotentiationSynapsesCA1 Region, HippocampalElectric StimulationPerforant PathwayEvoked PotentialsDendritesReceptors, N-Methyl-D-AspartateNeuronal PlasticityExcitatory Amino Acid AntagonistsRats, Sprague-DawleyNeuronsElectrophysiologyRats, WistarPyramidal CellsNeural InhibitionAction Potentials2-Amino-5-phosphonovaleratePatch-Clamp TechniquesInterneuronsAfferent PathwaysGABA Antagonists6-Cyano-7-nitroquinoxaline-2,3-dioneMembrane PotentialsInhibitory Postsynaptic PotentialsCatsMotor NeuronsDentate GyrusGlutamic AcidRetinal Ganglion CellsPresynaptic TerminalsBicucullinegamma-Aminobutyric AcidReceptors, AMPAQuinoxalinesSynaptic PotentialsAnimals, Inbred StrainsAxonsExcitatory Amino Acid AgonistsPicrotoxinNeurons, AfferentReceptors, PresynapticIsoquinolinesN-MethylaspartateNeural PathwaysTetrodotoxinalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidRetinaModels, NeurologicalReceptors, GABA-BBaclofenReceptors, NeurotransmitterAmacrine CellsSynaptic MembranesReceptors, GlutamateGABA-B Receptor AntagonistsGanglia, InvertebrateAstacoideaVestibulocochlear NerveNeurotransmitter AgentsMyenteric PlexusSpinal CordReceptors, GABA-AMiniature Postsynaptic PotentialsThalamusAnimals, NewbornGABA-A Receptor AntagonistsReceptors, Metabotropic GlutamateNeocortexStrychnineVisual PathwaysGanglia, AutonomicKynurenic AcidGuinea PigsTime FactorsBrain StemOrgan Culture TechniquesAplysiaNerve FibersMossy Fibers, HippocampalReaction TimePyramidal TractsMicroelectrodesCalciumCerebral CortexNerve NetGlutamatesReceptors, Kainic AcidSubmucous PlexusAxonal TransportGanglia, ParasympatheticGlycineVisual CortexCycloleucineHermissendaGABA AgonistsDecerebrate State