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 Biological Treatments for Schizophrenia (24 marks) The vast majority of people who suffer from schizophrenia will receive some form of treatment to try and diminish their symptoms. There are drug therapies that help patients to function as well as possible‚ and were founded in the 1950’s when the drugs were given to hospital patients to try and calm their anxiety before surgery but were also found to relieve the symptoms of schizophrenia and so consequently were used for treatment of
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explanations for the disorder schizophrenia. One of these explanations is the biological model. This model explains schizophrenia through biological faults‚ for example viral infections and brain abnormalities. Genetic Factors Some psychologists say that schizophrenia can be passed down generations‚ meaning that some people inherit the disorder from their parents. Twin research has consistently shown that identical twins have a greater risk of developing schizophrenia‚ if their twin has the disorder
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Schizophrenia is a mental disorder that affects the persons emotions and distorts how a person perceives the world. The person suffering has confused thoughts and has difficulty telling reality from delusion. It can be described by psychological explanations and biological explanations. A biological explanation of schizophrenia is the dopamine hypothesis‚ amounts of low levels of dopamine in the brain causes a loss of balance and co-ordination‚ it has been found in people with ADHD and Parkinson’s
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Whitney Barnes: SENSATION & PERCEPTION WORKSHEET a) Briefly describe the path of information from the targeted sensory organ (i.e. eye‚ ear‚ skin‚ etc.) to the brain. Include a synthesis of terms/information from both Chapter 2 - Biological Basis of Behavior and Chapter 3 - Sensation and Perception in your description. When you are using your ears you can choose what you want to listen to‚ but you cannot choose what you are hearing. The first step is when the pinna collects sounds that enter through
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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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According to the biological approach the mental disorder Schizophrenia will have an underlying physical cause such as imbalance of hormones‚ brain damage and infection. There is strong evidence that biological factors influence the presence of Schizophrenia. There are certain chemical abnormalities that can be observed in people suffering from schizophrenia. Post-mortems on schizophrenics have shown unusually high levels of dopamine. Dopamine is a brain chemical that increases the sensitivity of
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The term schizophrenia’ covers a group of serious psychotic disorders characterised by a loss of contact with reality. It comes from two Greek words: schiz meaning split’ and phren meaning mind’. DSM IV (1994) estimate that the occurrence rate of schizophrenia ranges from 0.2%-2.0% worldwide. There are two main explanations of schizophrenia: the biological explanations and the psychological explanations. In this essay I will critically consider the biological explanations. These include genetics
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and Evaluate Biological Treatments for Schizophrenia. The meaning of Schizophrenia is the loss of contact with reality also known as split-mind. It shouldn’t be thought of as one disorder as there are several sub-types such as; paranoia‚ catatonic‚ disorganised‚ and undifferentiated; they all have different symptoms. It is a disorder which is estimated at 1% of the population and is more common in males‚ lower social classes and African-Caribbean’s living in the U.K. Schizophrenia is characterised
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The biological approach asserts that something in our biology is the fundamental cause of dysfunctional behaviour which could be a genetic cause or a malfunction of brain structures. Although it is seen as the most common explanation for schizophrenia due to the use of drug therapy‚ it would be deterministic and reductionist to explain schizophrenia only with the biological approach since there are other numerous factors such as the ones related to the cognitive explanation or other environmental
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