Aortic BodiesParaganglia, NonchromaffinCarotid BodyCarotid ArteriesCarotid Body TumorCarotid StenosisChemoreceptor CellsCarotid Artery DiseasesParaganglioma, Extra-AdrenalEndarterectomy, CarotidCarotid Artery, InternalCarotid SinusAortaPeripheral Nervous System NeoplasmsCarotid Artery, CommonHypercapniaAorta, ThoracicCarotid Artery, ExternalReflexCarotid Artery ThrombosisAnoxiaCarotid Artery InjuriesDogsSodium CyanideCarotid Intima-Media ThicknessAorta, AbdominalTunica Intima