D

n23

DERIVED PROPERTY

Psychology. A property taken by part of a whole by virtue of its context.

DESCRIPTIVE BEHAVIORISM

The study of behaviour that states psychology should limit itself to descriptions of behaviour of organisms. See behaviourism- radical behaviourism.

DESMOPRESSIN

Synthetic compound of the hormone made by the pituitary gland called vasopressin.

DETAILED INQUIRY

Part of a clinical interview where the therapist gains understanding by asking direct questions.

DETUMESCENCE

The lessening of swelling especially the genitals. Compare tumescence.

DEVELOPMENTAL NORM

The skills and level of achievement associated with a stage of development.

DEVELOPMENTAL THEORY

1. theory based on the continuity of human development. 2. The idea that mental retardation is due to slower than

DFFITS

Used in regression analysis to diagnose problems.

DIAGNOSTIC FORMULATION

The comprehensive patient evaluation that includes a patients history, results of psychological tests, diagnosis of the disorder and the therpy

DIANOIA

Philosophy. Reasoning based on sensory perception and experience. See understanding.

DICHOTIC

Relating or effecting the ears differntly. Compare diotic.

DIFFERENCE JUDGMENT

The ability to tell the difference between 2 different stimuli.

DIFFERENTIAL REINFORCEMENT OF HIGH RATE (DRH)

Reinforcement that is dependent of a fast response to stimuli.

DIFFUSION OF RESPONSIBILITY

The lessening of responsibility by individuals in a group situation or social collective.

DILATION

Process of enlargement.

DIPHENHYDRAMINE

A sedating histamine used to suppress allergic responses.

DIRECT PERCEPTION

A theory that we can perceive an object on distal stimulus alone. See ecological perception. Compare constructivism.

DIRECTIONS TEST

An intelligence test used to see how a person follows instructions.

DISARRANGED-SENTENCE TEST

A test where a sentence is put in the correct order.

DISCOUNTING PRINCIPLE

Theory where a cause is given less weight if ther are other causes possible. Compare augmentation principle.