Outline and evaluate psychological explanations of schizophrenia (24 marks) Brown and Birley studied stressful life events in the role of relapse in schizophrenics. They found that 50% of people experience a stressful life event e.g. death‚ relationship break-up‚ job loss etc. in the 3 weeks prior to a schizophrenic episode. A control sample reported a low and unchanging level of stressful life events over the same period. However not all evidence supports the role of life events. For example‚
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Describe two explanations of schizophrenia and evaluate these explanations (9 and 16 marks) Two explanations of schizophrenia are the biological perspective and the psychological perspective. The biological perspective involves genetic factors that influence schizophrenia‚ however the psychological perspective involves environmental factors in which you learn the behaviour of a schizophrenic. The first explanation is the biological perspective‚ it has two subtypes‚ these are biochemical and
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Discuss two biological explanations of depression (8+16 marks) AO1: One biological explanation for depression is family studies. Family studies have proved that having a first-degree relative with depression appears to be a risk factor of depression. These studies select people who already have the depression (the probands) and examine whether other members of their family have been‚ or might be diagnosed with depression. Research has found that around 20% of such relatives have depression compared
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How do the four biological explanations fit together to explain schizophrenia or are they mutually exclusive? The biological explanation can be divided into subcategories to explain schizophrenia; genetic‚ biochemistry (dopamine hypothesis)‚ brain structure and season of birth explanation. Firstly there’s genetics. This view says some people posses certain genes that predispose them to schizophrenia. However‚ if schizophrenia was totally and always inherited then concordance rates between MZ
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Discuss one or more Biological Explanation for Schizophrenia The biological theory on Schizophrenia is a determinism theory which states that Schizophrenia is caused by our genetics and things that are involved in our bodies. The biological theory states that the cause of Schizophrenia is due to issues such as our genes‚ and dopamine levels‚ and therefore it can be cured by looking at these issues. The first biological explanation I will look at is the genetic theory of Schizophrenia. There
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Outline and evaluate one or more social psychological explanations for aggression. There are many social psychological explanations for aggression that try and explain the cause of aggression. The social learning theory originated from work by Tarde who looked at key characteristics of imitation and the ways in which our social behaviours and responses could be shaped by the actions of others. Bandura developed this theory and thought it had four basic processes; attention‚ retention‚ reproduction
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evaluate biological explanations of schizophrenia (24 marks) Schizophrenia is a psychotic disorder characterized by distorted thinking‚ impaired emotional responses‚ poor interpersonal skills and a distortion of reality. It is the most common of psychotic disorders that‚ in most countries around the world‚ affects around 1 per cent of the population. In terms of explanations for the disorder‚ two central types of explanations arise – psychological explanations and biological explanations. Whereas psychological
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Provide 2 or more biological explanations of schizophrenia? 1) Genetic Factors Gottesman: Schizophrenia is more common in the biological relatives of a Schizophrenic‚ the closer the degree of genetic relatedness‚ the greater the risk. If a parent has schizophrenia the chance of child having it is 10% MZ twins have 48% chance risk of developing Schizophrenia if their twin has the disorder‚ whereas DZ twins 17% chance of having Schizophrenia if their twin has the disorder‚ that’s more than double
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Unit 4 Schizophrenia: Behavioural explanations Schizophrenia: Behavioural explanations (part of the psychological explanations) Any behavioural explanation of schizophrenia has to incorporate fundamentals of conditioning (classical and operant) and/or social learning theory. Is it possible to make sense of the many and varied symptoms of this disorder within that behavioural framework? Basic Behavioural approach to explaining schizophrenia The behavioural explanation suggests
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Psychology Schizophrenia Describe two or more biological explanations of schizophrenia. (8 marks) Evaluate biological explanations of schizophrenia. (16 marks) There are many explanations for schizophrenia‚ but the biological explanations have received the most research support‚ according to Comer 2003. To explain schizophrenia from biological perspective‚ we would discuss the disorder from the direction of genetics‚ biochemistry
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