The use of a conditioned reflex built up on the vascular reaction to nicotinic acid in studies of nervous activities of mental patients.
D001808:Blood Vessels / Q000494:pharmacology*; D002490:Central Nervous System; D003214:Conditioning, Classical / Q000494:pharmacology*; D001523:Mental Disorders; D028642:Persons with Psychiatric Disorders; D009497:Neurotic Disorders / Q000502:physiology*; D009525:Niacin; D011618:Psychotic Disorders / Q000502:physiology*; D012018:Reflex
D009525:Niacin
BLOOD VESSELS/pharmacology; CENTRAL NERVOUS SYSTEM; NEUROSES/physiology; PSYCHOSES/physiology; REFLEX, CONDITIONED/pharmacology