vasodilation, vasodilatation, vasoconstrictor, hyperalgesia, catabolism, hypoxemia, adrenal cortex, distension, detrusor, proinflammatory, contractility, potentiation, metabolic acidosis, ouabain, vasomotor, vasodilator, vagal, erythropoiesis, efferent, catecholamine, hypercapnia, mineralocorticoid, microcirculation, alkalosis, elastase, osteoblast, enos, autoregulation, natriuresis, hypertrophy, aldosterone, epithelia, atherogenesis, thyrotropin, innervation, inotropic, hyperplasia, overactivity, antidiuretic hormone, intraventricular, choroidal, leukotriene, distensibility, parasympathetic nervous system, diuresis, ischaemia, adrenocorticotropic hormone, isoproterenol, extravasation, fibrosis, mitogen, raphe, splanchnic, vascularization, secretion, fibrinolysis, adrenalectomy, baroreceptor, pilocarpine, hepatocellular, dephosphorylation, osteogenesis, beta endorphin, meningeal, proteoglycan, vasoactive, peristalsis, hypovolemia, ileus, efflux, pharyngeal, ischemia, demyelination, arteriolar, atheroma, glucocorticoid, synovium, atherosclerotic, lipolysis, bradykinin, thrombi, cyclooxygenase, triiodothyronine, eicosanoids, plasminogen, exocytosis, mesenteric, trigeminal, hyperglycaemia, intracerebral, angiotensin ii, alveolar, motoneurons, cardiac insufficiency, excitatory, nephron, immunoreactivity, thyrotoxicosis, micronuclei, acidosis, superoxide dismutase, myoclonus, vasospasm, hyperemia, bronchoconstriction, hyperaemia, engorgement, hypoperfusion, hyperventilation, inhibition, congestion, constriction, dilation, hypotension, bradycardia, hypoxia

alpha-adrenergic receptor, alpha-adrenoceptor, alpha receptor, ischaemia, ischemia, vasopressor

constriction