Discuss biological approaches to addiction (9+16 Marks) The genetics of addiction: * People who have an addictive personality are likely to be predisposed to it because of their genes. * Family and twin studies have demonstrated that genes contribute towards the development of alcohol dependence‚ with heritability estimates of between 50 and 60 % for both males and females. McGue‚ 1999 * Fowler et al‚ 2007 – found that in a study of 1‚214 twins genetic influences played a role in the
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Biological Psychologists apply the principles of biology to the study of mental processes and behaviour. They believe that the mind and the brain are the same and that thought processes and behaviour cannot occur without the operation of the central nervous system (CNS). This psychological theory says that an imbalance of chemicals in the brain can cause mental disorders such as bipolar disorder. Thought process and human behaviour have a biological basis and are influenced by both our genetic inheritance
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Psychology AS Level Guy Webber The Biological Approach What assumptions do biopsychologists make? Psychologists from the biological approach assume that behaviour and experiences are caused by activity in the nervous system of the body. The things that people think and feel‚ say and do are caused‚ one way or another‚ by electrochemical events occurring within and between the neurones that make up their nervous system‚ particular those in the brain. Many biopsychologists also agree that
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The Biological Approach to Unipolar Depression. Katie Evans Abnormal behaviour was once thought to be caused by supernatural possession; this demonological model of abnormality was especially popular in the Middle Ages. It was not until the 18th century that psychologists began to argue that this behaviour should be treated as an illness and medical techniques could be used to treat it; and so emerged the medical model of abnormality. (Gross & McIlveen‚ 1996)1 The medical model of abnormal psychology
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Biological Approach Bipolar Disorder “The biological approach looks for its roots of mental disorders in the brain’s circuitry.” (Kowalski‚ R.‚ & Westen‚ D.) When using the biological approach the mental health professional is looking for problem with how a person brain is functioning. It is their belief that it is more of a medical cause for a person’s problems. The brain is studied to see if it is functioning proper and if it is not what the possible causes may be. It is known that different
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Discuss the biological approach in psychology. Refer to at least one other approach in your answer. (12 marks) The biological approach focuses on both the physiological and evolutionary aspects which explain human behaviour. The causal level of analysis incorporates physiological explanations‚ such as the effect of nerves and hormones on behaviour. According to biological psychologists‚ behaviour is controlled by the nervous system‚ which consists of the central nervous system (the brain and the
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symptoms are feeling hopeless and helpless‚ a lack of self-esteem‚ find everything less enjoyable‚ difficulty making decisions‚ having suicidal thoughts and harming one self and etc. Biological approach - Depression Depression can be common between families and past onto generations‚ however there can be other biological effects. Depression running in families was a known for a while‚ however until recently it was discovered that people could have interpreted the disorder from the environment. If the
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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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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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The biological approach can be used to explain many thing within health and social care‚ it can also be useful in diagnosing and treating service users‚ and is effective for practitioners to asses and help their patience within heath care and social care alike. The biological approach can have a positive impact on the service user because tests such as the assessment scale are available so that they can fully understand why there behaviour is the way it is‚ and also what is normal and abnormal for
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