Mesenteric ArteriesMesenteric Artery, SuperiorMesenteric Artery, InferiorDissectionArteriesAneurysm, DissectingMesenteric Vascular OcclusionCeliac ArterySuperior Mesenteric Artery SyndromePulmonary ArteryRenal ArteryNeck DissectionCerebral ArteriesCarotid ArteriesFemoral ArteryCarotid Artery, Internal, DissectionMuscle, Smooth, VascularVasodilationAortic AneurysmVasoconstrictionSplanchnic CirculationBasilar ArteryVertebral ArteryVertebral Artery DissectionMesenteric VeinsBiological FactorsIliac ArteryVasoconstrictor AgentsVasodilator AgentsSplenic ArteryTomography, X-Ray ComputedEndothelium, VascularCoronary Artery BypassHepatic ArteryNorepinephrineCarotid Artery, InternalAortic Aneurysm, ThoracicSubclavian ArteryTreatment OutcomeRadial ArteryAngiographyMammary ArteriesPhenylephrineMyographyRats, WistarAcetylcholineBlood Vessel Prosthesis ImplantationCarotid Artery DiseasesStentsCoronary VesselsDuodenostomyTime FactorsRats, Sprague-DawleyRats, Inbred WKYAortographyMuscle ContractionAorta, ThoracicMuscle RelaxationDose-Response Relationship, DrugBlood PressureBrachial ArteryCarotid Artery, CommonNitric OxideSuperior ColliculiVena Cava, SuperiorAneurysmEndothelium-Dependent Relaxing FactorsLymph Node ExcisionRenal Artery ObstructionArterial Occlusive DiseasesRetrospective StudiesAortaRats, Inbred SHRRegional Blood FlowConstriction, PathologicOphthalmic ArteryPotassium ChlorideCharybdotoxinFollow-Up Studies15-Hydroxy-11 alpha,9 alpha-(epoxymethano)prosta-5,13-dienoic AcidVascular Surgical ProceduresDogsMiddle Cerebral ArteryNG-Nitroarginine Methyl EsterBlood Vessel ProsthesisThoracic ArteriesUltrasonography, DopplerEndovascular ProceduresRabbitsTemporal ArteriesUmbilical ArteriesCoronary AngiographyMagnetic Resonance AngiographyAorta, AbdominalHypertensionPopliteal ArteryUlnar ArteryPostoperative ComplicationsIndomethacinBronchial Arteries