D

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DEXTRO- (DEXTR-)

The combining form of toward or on the right.

DIAGNOSIS-RELATED GROUPS (DRGS)

Classification used in hospitals as a financing tool.

DIALECTOLOGY

Linguistics concerned with dialects.

DICE MODEL

Cognitive model that relates consciousness to awareness.

DIETARY SELECTION

The ability to select components in a diet to maintain a good nutritional balance.

DIFFERENTIAL FERTILITY

The fertility rate of a group compared to another group.

DIFFUSE THALAMIC PROJECTION SYSTEM (DTPS)

The thalmic nuclei that project fibres to the cerebral cortex. See thalamus.

DIHYDROCODEINE

See opioid analgesics.

DIMORPHISM

When 2 members of the same species have 2 distinct forms that differin one or more features. See sexual dimorphism.

DIRECT COPING

The active and focused confrontation and management of a tressful situation.

DIRECTION PERCEPTION

Ability to find a moving target in space or a sound.

DISABILITY EVALUATION

The evaluation of how an impairment will effect a person in gaining employment.

DISCONTINUITY EFFECT

The increase of competitiveness of intergroup interactions compared to the individual interactions.

DISCRETE TRIAL

The defined and limited occasion to do a behavioural act.

DISCRIMINATIVE RESPONSE

Response controlled by stimulus.

DISHABITUATION

The reapperarance or enhancement of a habitual response due to new stimulus. Compare habituation.

DISORDERS OF THE SELF

Any narcissitic problems resulting from insuffficient response by others to one-s needs.

DISPLAY BEHAVIOR

A sterotyped action bringing about a response as part of animal communication. See display rules.

DISSOCIATIVE FUGUE

A dissociative disorder where the person suddenly travels away fron home.

DISTANCE ZONE

Social psychology. The interpersonal distance we leave between ourselves and other people. See intimate sone- personal distance zone- public distance