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DIALECTICAL BEHAVIOR THERAPY

Flexible therapy combining principles of behaviour therapy, cognitive and mindfulness behaviours.

DIAZEPAM-BINDING INHIBITOR

A neuropeptide that binds to receptors for benzodiazepines.

DIENCEPHALIC AMNESIA

Amnesia caused by a lesion on the diencephalon.

DIFFERENTIAL DIAGNOSIS

1. Process of deciding which of 2 diseases are showing overlapping systems. 2. Distinction between 2 or more similar conditions

DIFFICULTY VALUE

The difficulty of a test item related to the number of people who give the correct answer.

DIGITAL SUBTRACTION ANGIOGRAPHY

Used to see blood vessels injected with dye.

DIMETHYL KETONE, ACETYLCHOLINE (ACH)

A neurotransmitter that excites synapses between motor neurons and muscles.

DIPLOPIA

Visual disorder where the eyes see separately and simultaneously. See double vision.

DIRECTED MOVEMENT

Movement toward a goal.

DIRECTORY OF PSYCHOLOGICAL TESTS IN THE SPORT AND EXERCISE SCIENCES

The psychological scales, questionaires and inventories related to sport and exercise.

DISCIPLINE

1. Training used to establish desired habits. 2. Control of conduct by usung punishment and reward. 3. Field of study.

DISCREPANT STIMULUS

A stimulus that varies from aknown stimulus or a schematic image.

DISCRIMINATION LEARNING

A learning experience where a person must make choices between similar alternatives to reach a goal.

DISENGAGEMENT

The act of withdrawing from a relationship or from an unpleasant experience.

DISMISSIVE ATTACHMENT

A style of attachement combining positive internal model of attachement of yourself where you see yourself as competent and worthy

DISPERSION

The degree that a group of scores deviate from the mean. Also called spread.

DISSOCIATIVE AMNESIA

A dissociative disorder. Where a person can't recall important information about experiences because they were traumatic and stressful.

DISTANCE CUE

An auditory or visual cue to determine the distance to an object. See depth cue.

DISTRESS-RELIEF QUOTIENT

The ratio of verbal expressions of distress to those used for relief.

DISYNAPTIC ARC

The neural arc where there is an interneuron between a sensory and a motor neuron. See reflex arc.