STARTLE REACTION (Startle Pattern)

An extremely rapid response to a sudden, unexpected stimulus, such as a pistol shot or a face looming up in the darkness.Analysis of the...

STIMULUS (literally “goad”)

In general terms, any event that initiates behavior; or more specifically, any energy change that activates a sense organ.The idea of energy change needs...

SCHIZOPHRENIA (PARANOID TYPE)

The major symptoms of this reaction type are poorly organized, internally illogical, changeable delusions, often accompanied by vivid hallucinations.Delusions of persecution are the most...

SET

Readiness to make a particular response to a stimulus situation; there are motor sets, perceptual sets, and mental sets. The term is usually reserved...

SCHIZOPHRENIC REACTIONS (THERAPY)

The treatment of schizophrenic reactions has undergone a drastic change in the past fifteen years. Insulin coma therapy, widely accepted in the 1940s, has...

SEXUAL DEVIATIONS (GENERAL)

There is considerable confusion about the definition of sexual deviation. One approach puts the primary emphasis on social disapproval, and defines it as “sexual...

SCHOLASTIC APTITUDE TESTS

Tests designed to appraise the abilities required for academic work, particularly in liberal arts colleges, teachers’ colleges, and engineering schools.Before scholastic aptitude tests were...

SCOTOMA (literally, “dimness of vision”)

In psychiatry, a scotoma is, figuratively, a “mental blind spot.” This usage derives from the medical term for a blind or partially blind area...

SCREEN MEMORY (Cover Memory)

A consciously acceptable memory unwittingly used to cover or screen out an associated experience which would be painful or unacceptable if called to mind.The...

SEGUIN, EDOUARD (1812-1880)

A psychologist as well as physician, Seguin was a pupil of the Parisian doctor Jean Itard, who became famous for his work on mental...

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