D

n23

DUMMY

Used in a double blind drug trial where the dummy or placebo is identical to the drug being trialled.

DUTY TO WARN

The obligation of a health professional to warn a third party of potential harm by a client. See duty to

DYNAMIC MODEL

Psychoanalytic theory. The view that the psyche can be explained by the underlying drives and instincts. Compare economic model- topographic

DYSBASIA

Having a difficulty of walking due to a neurological or psychological disorder.

DYSGRAMMATISM

The persistent use of incorrect grammar as a symptom of aphasia. See agrammatism.

DYSPAREUNIA

Painful sexual intercourse.

DYSRHYTHMIA

A abnormality of rhythm.

DECEPTION

1. Distortion of facts. 2. Animal behaviour. Where false information is provided to others so the individual has more resources

DECISIVE MOMENT

Psychotherapy. Moment a client makes a momentous decision.

DECUSSATION

A crossing or an intersection that looks like the letter X.

DEFECT

A error, fault, missing element. See congenital defect- genetic defect.

DEFENSIVENESS

The tendency to be sensitive to comments and criticism and to deny them.

DEGRADED STIMULUS

A stimulus, visual or auditory that has had a noise added to it that makes it harder to percieve.

DEJA PENSE

The feeling where you have had the same thoughts before even you haven't.

DELAYED REINFORCEMENT

Reinforcement that happens after a response. Delay may be signaled or unsignaled.

DELTA ALCOHOLISM

The fourth stage of alcoholism wher a person drinks everyday and control over intake is not totally gone. See alpha,

DELUSIONAL SYSTEM

A group of logically connected delusions of a person.

DEMOCRATIC PARENTING

A style of parenting suggested by Alfred Adler where the parents guide a child's development in a steady and accepting

DENDRITIC THORN, DENDRITIC TREE

Total arrangements of the dendrites of one neuron.

DENTATE NUCLEUS

A cluster of cells in the cerebellum.