title: Cerebrovascular smooth muscle reactivity: a critical appraisal of in vitro and in situ techniques.
mesh_terms: D001921:Brain / Q000098:blood supply*; D006801:Humans; D066298:In Vitro Techniques; D009119:Muscle Contraction; D009131:Muscle, Smooth, Vascular / Q000294:innervation / Q000378:metabolism / Q000502:physiology*; D009638:Norepinephrine / Q000378:metabolism; D010841:Pia Mater / Q000098:blood supply; D012701:Serotonin / Q000378:metabolism; D012886:Skull / Q000601:surgery; D014666:Vasomotor System / Q000378:metabolism / Q000502:physiology
chemical_list: D012701:Serotonin; D009638:Norepinephrine