DISSOCIATIVE DISORDERS
A group of disorders showing a sudde, gradual or chronic disruption in normal integrative functions of consciousness, ememory etc.
DISTRIBUTED PROCESSING
A processing of information by several processing units and not a single dedicated processor. See parallel distributed processing- parallel processing.
DIURNAL MOOD VARIATION
Seen in some bipolar and depressive disorders where daily changes in mood happen. See seasonal affective disorder.
DOMAIN-FREE PROBLEM
Problem solving. Where a problem can be solved without any specific knowledge.
DOPAMINE HYPOTHESIS
The theory that schizophrenia is caused by an excess of dopamine in the brain. See glutamate hypothesis.
DORSOLATERAL COLUMN
Motor fibres descending in the dorsolateral part of the spinal cord and terminate in motor neurons.
DOUBLE TECHNIQUE
Psychodrama. Procedure where the therapist will sit behind a group member and speak for the member. Also called priming the…
DRIVE DISCRIMINATION
An organisms ability to differentiate between varous needs and to direct responses accordingly.
DRUG INTERACTIONS
The effects of giving 2 or more drugs at the same time that may alter the action of one or…
DUAL PROCESS THEORY
1. A theory that response to stimuli allows control of behaviour in 2 stages. 2. Memoery theory. Operation of 2…
DUNNETT'S MULTIPLE COMPARISON TEST
A method of multiple comparison used to compare all groups with a single control group.
DYADIC EFFECT
The behaviour shown by 2 interacting people that is different to interactions to other people.
DYSCONTROL
The impaired ability to regulate function in volition, emotion, behaviour or other area that leads to abnormal behaviours.