Ocd Essay

833 Words Nov 1st, 2010 4 Pages
Psychology Homework
Compare and contrast 2 or more explanations of any 1 anxiety disorder (30 marks)
The anxiety disorder I shall explain is known as Obsessive-compulsive disorder (OCD). As the name suggests, obsessive compulsive disorder is characterised by obsessions and compulsions. There are two explanations for this disorder; psychological and biological. The biological explanation of OCD focuses on genetics .i.e. role of certain chemical imbalances and family increasing likelihood of developing OCD. Family studies have shown that people with a first-degree relative with OCD have a five times greater risk than the normal population of developing the disorder. In a meta-analysis of twin studies, Billett et al found that compared to
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The biological explanation clearly takes the viewpoint that it is brain structure “abnormality” that leads to the typical behaviour of an OCD patient. This viewpoint is also described in the cognitive approach to OCD. As the cognitive approach states that it is intrusive or abnormal thoughts within the brain that lead to someone to developing the OCD. This view is supported by Clark (1992) who found people with OCD have more intrusive thoughts than normal people.
The psychodynamic explanation focuses on the role of defence mechanisms and past experiences that contribute to the development of OCD. Support for this explanation comes from Apter et al who assessed suicidal adolescents for evidence of regression and found that they scored higher on the use of defence mechanism than non-suicidal adolescents. There are problems with the psychodynamic explanation such as the failure of psychoanalytic therapy to provide significant improvements on symptoms of OCD. This is contrasted with the behavioural treatment; Albucher et al reported that the majority of adults improved considerably using behavioural techniques. This supports the differing explanation that the behavioural model has of OCD. Behavioural explanation focuses on the idea that OCD is learned and can be unlearned. The explanation suggests that behaviours which are repetitive or compulsive are reinforced

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