The biological explanation for Anorexia Nervosa focuses on the role of neurotransmitters. It suggests disturbances in the levels of serotonin and dopamines are characteristic of anorexia. Bailer et al compared serotonin activity in women recovering from restricting anorexia with those recovering from purging type anorexia with a healthy control group. They found that the group recovering from purging type anorexia had higher serotonin activity. They also found the highest levels of serotonin in women
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D/E explanations of Anorexia Nervosa (24 marks) Anorexia Nervosa (AN) is a type of eating disorder characterised by extreme loss of weight and anxiety associated with food and weight gain. The 4 major symptoms of AN are body weight 85% or less of normal weight for age and height‚ distorted perception of body image (thinness is vital to self-esteem)‚ intense fear of being overweight or putting on weight and amenorrhoea (the loss of 3 consecutive periods). There is the biological and psychological
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Biological Explanations of Crime Biological Explanations of Crime Crime Statistics from the Chicago Police Department Biological Explanations of crime Cesare Lombroso William Sheldon Neurological Defects Conclusion Biological Explanations of Crime In society today‚ crime rates are increasing at alarming rates. For decades‚ extensive amounts of research have been collected and analyzed in attempts to find out why people commit crime. In the city of Chicago‚ according
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Psychological Explanation is based on someone’s mental behavior. A person’s personality and learning factors can cause them to commit a crime. According to some early childhood experiences it can have a major effect on personality and development. Also according to Psychological Explanation crime is stemmed from abnormal urges and desires. Many link criminal behavior to certain concepts as innate impulses‚ psychic conflict‚ and repression of one’s personality.The Psychological Theory relates
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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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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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Describe and evaluate two psychological explanations of depression. (25 marks) There have been several psychoanalytical theories of depression; there is no objective view of depression. However‚ centre to all these different theories is the idea that unconscious forces and experiences during early childhood contribute to the development of depression in adult life. The first theory that will be looked at is‚ Sigmund Fraud’s theory‚ based on his 1917 essay ‘Mourning and Melancholia’. Here‚ Fraud
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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
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Personal Identity Need Not An Explanation Introduction Personal identity seeks to investigate who you are‚ what you are‚ and to give an individual a sense of self. However‚ it is difficult to explain exactly what personal identity is. There are many theories and criteria that seek to pinpoint what exactly personal identity consists of‚ some imply that we are wholly material things; others imply that we are partly immaterial and partly material. There are some theories such as psychological continuity
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symptoms such as loss of appetite‚ feelings of sadness‚ insomnia‚ loss of drive‚ loss of self confidence‚ feelings of hopelesssness‚ suicidal thoughts‚ and many more (Psychology 4A.com). Psychodynamically Freud was the first person to offer possible explanations of depression. He was also the first person to notice the resemblance in feelings of individuals suffering from depression. According to him‚ the loss could have been actual or symbolic. In his view‚ any loss that we have in our life will cause
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