Chapter 1

Introducing Psychopathology

Set E


A measure of the degree to which symptoms can be accounted for by genetic factors, and this ranges from 0 to 1, and the nearer this figure is to 1, the more important are genetic factors in explaining the symptoms.

Humanist-Existentialist Approach

A model of psychopathology which aims to resolve psychological problems through insight, personal development, and self-actualisation.


A part of the brain which is important in adrenocorticotropic hormone secretion and is also critical in learning about the context of affective reactions.

Learning Theory

The body of knowledge encompassing principles of classical and operant conditioning (and which is frequently applied to explaining and treating psychopathology).

Limbic Theory

A brain system comprising the hippocampus, mammillary body, amygdala, hypothalamus, fornix and thalamus. It is situated beneath the cerebral cortex and is thought to be critically involved in emotion and learning.

Harmful Dysfunction

Assumption that psychopathology is defined by the ‘dysfunction’ of a normal process that has the consequence of being in some way harmful.


In psychoanalysis, the concept used to describe innate instinctual needs - especially sexual needs.

International List of Causes of Death (ICD)

The international standard diagnostic classification developed by the World Health Organization (WHO). IQ (Intelligence Quotient) Tests.