Vestibular NucleiVestibular Nucleus, LateralSpinal CordVestibular NerveVestibule, LabyrinthCell NucleusSpinal Cord InjuriesMotion SicknessReflex, Vestibulo-OcularOtolithic MembraneBrain StemAnatomy, RegionalEar, InnerCerebellar NucleiNeuroanatomical Tract-Tracing TechniquesNeuronsHead MovementsNeuronal Tract-TracersRotationHistamine AgentsSemicircular CanalsVestibular NeuronitisNystagmus, PathologicCatsEfferent PathwaysNystagmus, PhysiologicTrigeminal NucleiSolanaceous AlkaloidsBrain Stem InfarctionsAbducens NerveEye MovementsStomatognathic SystemOculomotor NerveNeural PathwaysPonsAfferent PathwaysVestibulocochlear NerveAction PotentialsCaloric TestsElectric StimulationInjections, SpinalRaphe NucleiMedulla OblongataPropiophenonesSpinal NervesAccelerationSpinal Cord DiseasesSaimiriAnesthesia, SpinalSpinal Nerve RootsSpinal Cord NeoplasmsNucleus AccumbensSpinal CanalReticular FormationVestibular DiseasesSpinal DiseasesCerebellumSpinal Cord CompressionRats, Sprague-DawleyCopper SulfateSpinal NeoplasmsIontophoresisMotor NeuronsReceptors, Histamine H3BetahistineNeurons, AfferentNeurons, EfferentThalamic NucleiNeuronal Plasticity5,7-DihydroxytryptamineSpinal StenosisSolitary NucleusConsciousnessSpinal FusionBiotinFunctional LateralityVertigoStrychnineNeural InhibitionPurkinje CellsHypoglossal NerveDextransCochlear NucleusReflexSynaptic TransmissionDenervationModels, NeurologicalGABA Antagonistsgamma-Aminobutyric AcidProprioceptionAdaptation, Physiological