title: Role of the sympathetic nervous system in mediating the renin response to head-up tilt. Their possible synergism in defending blood pressure against postural changes during sodium deprivation.
mesh_terms: D000328:Adult; D001794:Blood Pressure / Q000187:drug effects; D005260:Female; D006801:Humans; D006973:Hypertension / Q000503:physiopathology*; D007024:Hypotension, Orthostatic / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D009638:Norepinephrine / Q000097:blood / Q000502:physiology; D011433:Propranolol / Q000494:pharmacology; D012083:Renin / Q000097:blood / Q000502:physiology*; D012964:Sodium / Q000502:physiology*; D013564:Sympathetic Nervous System / Q000502:physiology*
chemical_list: D012964:Sodium; D011433:Propranolol; D012083:Renin; D009638:Norepinephrine