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PSYCHOPHARMACOLOGICAL DRUGS

That class of drugs whose members are used to treat mental or behvioral disorders.

PSYCHOSEXUAL DISORDERS NOT ELSEWHERE CLASSIFIED

The group of sexual disorders put into their own categories (and comprising disorders not covered by recognized diagnostic categories) in…

PSYCHOSURGERY

Psychosurgery is the use of surgical intervention in the course and treatment of psychological and neurological disorders. The philosophy behind…

PTA 1

An abbreviation for Parent Teacher Association. Now referred to as Parent Teacher Organization (PTO)

PUBLICATION BIAS

The bias of interpretation of published results as opposed to those that have not been published.

PUNCTATE SENSITIVITY

The variation in the distribution of sense receptors within the skin. Some points will be more sensitive than others. For…

PURE WORD DEAFNESS

Pure word deafness describes a condition characterized by the inability to understand spoken language, but still comprehending nonverbal sound. Sufferers…

PURPOSIVISM

An explanation of actions or behaviors based on goals and purposes. of those being observed.

PYRAMIDAL CELL

Found in the cerebral cortex, a type of neuron with a pyramid-shaped body.

PRESSURE

Real or perceived serious demands imposed on one person by another individual or group.

PRETERNATURAL

Preternatural phenomena are of a nature that they cannot be readily described and understood using the currently understood natural laws…

PRIAPISM

In males, a penile erection that occurs whether or not in a sexual context. It also describes an erection lasting…

PRIMARY ABILITIES

Psychologist Louis L. Thurstone (1887-1955) first proposed in 1936 that there were primarily seven components of intelligence: Verbal Ability, Word…

PRIMARY DEGENERATIVE DEMENTIA

Primary Degenerative Dementia or DDD is described in The Diagnostic and Statistical Manual of Mental Disorders-III as dementia that has…

PRIMARY MATERNAL PREOCCUPATION

British Psychoanalyst Donald Winnicott postulated the theory that, immediately after giving birth, the mother becomes fixated with the infant to…

PRIMARY REWARD

A stimulus that addresses a primary need such as food to a hungry person or company for a lonely individual.

PRIMIGRAVIDA

A woman experiencing her first pregnancy.

PRINCIPLE OF OPTIMAL STIMULATION

Theoretically, the principle of optimal stimulation explains the tendency of organisms to learn responses that lead to a preferred level…

PRIVATE SELF

The part of a person's awareness known only to themselves. The private self is the only one aware of true…

PROBABILITY SAMPLE

A probability sample is a sample taken from a population in a manner that assures that the likelihood of each…