Ganglia, ParasympatheticGanglia, SpinalGanglia, AutonomicSpinal CordNeuronsGangliaParasympathetic Nervous SystemNeurons, AfferentRetinal Ganglion CellsBasal GangliaGanglia, SympatheticCarotid ArteriesGanglionic BlockersTrigeminal GanglionChick EmbryoCarotid StenosisGanglia, SensoryCarotid Artery DiseasesVagus NerveCatsAcetylcholineStellate GanglionEndarterectomy, CarotidAction PotentialsSpinal Cord InjuriesGuinea PigsCarotid Artery, InternalSynaptic TransmissionMembrane PotentialsSpiral GanglionElectric StimulationNodose GanglionElectrophysiologyCarotid BodyCarotid Artery, CommonGanglia, InvertebrateSuperior Cervical GanglionCarotid SinusHeartBasal Ganglia DiseasesRetinaGeniculate GanglionCarotid Artery, ExternalAxonsSpinal NervesInjections, SpinalRats, Sprague-DawleyCarotid Artery ThrombosisSpinal Nerve RootsCarotid Artery InjuriesAutonomic Fibers, PreganglionicSpinal Cord DiseasesOptic NerveAnesthesia, SpinalCarotid Intima-Media Thickness