HYPOGLYCEMIC STATES
Acute but transitory mental symptoms occasionally associated with a deficiency of blood sugar There is no single psychological pattern, but…
HOMOSEXUALITY (Female)
Homosexuality is considerably less prevalent among women than among men. In the Kinsey studies (1948, 1953), 28 per cent of…
HALFWAY HOUSE
This type of facility is “based on the assumption that experience in a protected setting can significantly increase the ex-patient’s…
HALL, G. (GLANVILLE) STANLEY
Hall, a pioneer in educational psychology, was bom in Massachusetts, and graduated from Williams College.He then attended the Union Theological…
HALLUCINATION
A false perception occurring without external stimulation: seeing, hearing, tasting, smelling or feeling things that are not there. Transient hallucinations…
HALLUCINOGEN
A drug or other substance that is capable of producing hallucinationsAlthough hallucinogenic chemicals have been utilized for both experimental and…
HALO EFFECT
The tendency to allow one characteristic of an individual to influence our judgment of other characteristicsThe halo effect may work…
HEAD INJURY (ACUTE TRAUMATIC DISORDERS)
A temporary impairment of brain functions immediately following a severe blow to the head.The problem of head injury has been…
HEAD INJURY (CHRONIC TRAUMATIC DISORDERS)
A permanent or relatively permanent impairment inHEAD INJURY (CHRONIC TRAUMATIC DISORDERS)brain functions resulting from a severe blow to the head.…
HEARING (AUDITION)
Despite the claim that 90 per cent of our information input is visual, hearing is a close second to vision…
HELMHOLTZ, HERMANN LUDWIG FERDINAND VON (1821-94)
This remarkably versatile scientist, who made many pioneering contributions to physiological psychology, was bom in Potsdam, Germany, and was educated…
HEPATOLENTICULAR DEGENERATION
A rare disorder involving severe damage to the brain and liver due to a deficiency of copper metabolism. It is…