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Analyzing Psychological Disorders - Essay Example

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Analyzing psychological disorders has been mostly difficult for medical science and the field of psychology because there is no single theoretical reference by which all the disorders can be understood. Biological perspective would analyze the presence of a disorder in terms of…
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Analyzing Psychological Disorders

Download file to see previous pages... They assert that all disorders stems primarily form learning or conditioning. The major debate that comes out of these two schools is called the ‘Nature v/s Nurture’ issue. In this work, however, I am going to take the stand of biopsychological perspective which attributes biological, psychological and social causes all to be responsible for disorders. In Part A, Schizophrenia will be analyzed in biopsychological perspective. The symptoms, causal factors and drug therapies for the disorder will also be discussed. In Part B, two other disorders, Anorexia and Anxiety will be analyzed again with the aid of biopsychological perspective and other discussions regarding their relevance to the nature-nurture issue and their treatments.
While studying the symptoms of Schizophrenia, various researches have found significant difference in the structure of the brain affected by the disorder. Foremost, problems have been found in structural connectivity in the effected brains. The fluid-filled sacs that surround the brain called lateral ventricles were seen enlarged in brains with Schizophrenia. The volume of the brain is reduced and the cerebral cortex is smaller often times (Cazaban, 2003). The blood flow in frontal regions is lower and the temporal lobe is smaller. The hippocampus, amygdala and limbic system are also found to be smaller by certain researches (Cazaban, 2003). The major part of the brain affected by this disorder is the prefrontal cortex which is associated with memory that results in the disordered though.
A major causal factor of Schizophrenia is described to be genetic. A number of recent studies have confirmed that this disorder can be genetically transferred. There is a strong association between the closeness of the blood relationship (i.e. level of gene sharing or consanguinity) and the risk for the disorder (Carson, Butcher, Mineka, & Hooley, 2007 p.501). Several other twin-studies conducted also confirm that people are genetically ...Download file to see next pagesRead More
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