Biological Perspective & Schizophrenia Q. Does the Biological perspective in abnormal psychology make other perspectives obsolete? Answer with reference to one mental disorder of your choice. (35% of total module marks). Psychologists have been trying to understand mental illnesses‚ and many years ago‚ the biological perspective was the most popular due to its scientific nature. Schizophrenia – a chronic condition whereby patients lose touch with reality – was best explained by the Dopamine
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Psychological explanations of Schizophrenia |Explanations |Studies (A01/A02) |Key Points | |Psychological | |AO1 | |
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Outline and evaluate one or more biological explanations of schizophrenia. In your evaluation you should refer to research evidence. 24 marks According to the genetic hypothesis‚ the more closely related the family member to the schizophrenic the greater their chance of developing the disorder. Evidence from twin‚ family and adoption studies has tended to indicate schizophrenia to have a genetic component although a major problem is separating out environmental influences. Recently gene mapping
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Hwk – Outline and evaluate explanations of conformity (8 marks) AO1: Conformity is a form of social influence and is the tendency to copy other people’s behaviour and attitudes from within a group. Normative social influence occurs when a person desires to be liked and accepted by a group. They will publicly conform and change their behaviour but they will still privately reject their views. This change in behaviour is often temporary as this type of social influence leads to compliance.
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Outline & Evaluate one or more Explanations of Why People Obey. There are many reasons as to why people obey which have been justified gradually over several decades. Milgram (1974) argued the fact that in an obedience situation‚ people tend to pass all sense of responsibility onto the authoritative figure. Milgram said that people are in an autonomous state when taking their responsibility but move into an agentic state when passing this responsibility to an authoritative figure; this shift in
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Describe and evaluate explanations of insomnia. (8 + 16 marks) Insomnia is a state where an individual experiences difficulties with their sleep. There are 5 types of insomnia; long term‚ short term‚ trouble falling asleep‚ trouble staying asleep and waking up too early. Short term insomnia usually lasts a few days or weeks‚ it tends to be caused by immediate worries such as exams‚ deaths‚ noise‚ jet lag or temporary medical conditions such as colds. Long term (chronic) insomnia is experiencing
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Outline and evaluate the biological approach to psychopathology The biological approach to psychopathology suggests that abnormal behaviour is caused or related to physical changes in the body. The biological approach suggest that the four following things cause physical disorders (abnormality) ; genes‚ biochemistry‚ neuroanatomy and viral infection. Psychologists have investigated the role in which gene’s play in abnormal behaviour. To do this the majority of psychologists use twins. It has been
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Outline and evaluate explanations of eating disorders based on the biological model of psychological abnormality [18] Explanations tend to fall into four categories: • Evolutionary • Genetic • Neuroanatomy • Biochemical Evolutionary explanations of behaviour are based on Darwin’s theories of natural and sexual selection. These theories have been applied to eating disorders. It is suggested that the ability to control ones appetite and ignore hunger when food supplies
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1a. Outline the clinical characteristics of OCD. [4] The DSM-4 states that for one to be diagnosed with OCD‚ one must have either obsessions‚ compulsions or both. To be diagnosed with having obsessions‚ the patient must have recurring‚ persistent intrusive thoughts that cause marked distress or anxiety‚ and must have insight into the fact that the thoughts are a product of their own mind. To have compulsions‚ the patient must feel the need to repeat physical behaviours‚ which occur as a response
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Outline and evaluate the biological approach to abnormality? The biological or medical approach regards abnormality as illness or disease. Mental illness is thought to be related to the physical structure and functioning of the brain. There are four possible causal factors of abnormality: brain damage‚ infection‚ biochemistry and genes. The first factor is brain damage. Abnormal behaviour may occur if the structure of the brain is damaged in some way. Once disease or brain damage has caused mental
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