Biological explanations for anorexia nervosa Biological explanations for anorexia nervosa include neural explanations and evolutionary explanations. 1st BIOLOGICAL EXPLANATION - Neurotransmitters -Serotonin Disturbances in the levels of the neurotransmitter serotonin appear to be a characteristic of individuals with eating disorders. Kaye 2005 found a reduction in the levels of the serotonin metabolite 5-HIAA in people with eating disorders. This suggests that brain serotonin pathways are underactive
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fit into all scientific explanations. For instance‚ it is said that explanation is an asymmetric relation because x can explain y‚ but given the same laws and evidences‚ y may not explain x. Hempel’s law does not respect this asymmetry as it implies that explanation should be a symmetric relation. I find it more difficult to come to a concrete conclusion concerning this model; I agree with the three elements that should be utilized to form a sound argument or explanation‚ but I also see the issue
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explained by McAdam‚ McCarthy‚ & Zald. For the social movement that emerged from the deprivation theory other variables are of a crucial importance. Deprivation is a necessary condition but not sufficient enough. The theory provides a one-sided explanation of the emergence of the social movement. For instance‚ women social movements emerge because women feel deprived by the rights that are provided by the community. While the integration of individuals or community to social‚ political and cultural
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Outline and evaluate biological explanations for aggression (24) The biological explanation for aggression states that aggression is innate behavior in people and the environment around them does not cause it. Neurotransmitters in the brain‚ chemicals that allow impulses to be transmitted from one area to another‚ can be used to explain why some people are aggressive. There is evidence to suggest that the neurotransmitters serotonin and dopamine are linked to aggression‚ low levels of serotonin
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Outline and evaluate the biological explanation of depression. Biological explanation of depression can be explained by neurotransmitter dysfunction. Neurotransmitters such as noradrenalin and serotonin have been shown to be linked with depression. Bunney at al (1965) found that there was low levels of noradrenaline function in the brain of depressed individuals. Also‚ post mortem studies found increased noradrenaline receptors in the brains of depressed suicide victims. When there is low noradrenaline
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anything‚ it has illuminated for many people the show’s depth and artistic vision‚ the true genius of David Chase and his writers‚ and how the show fulfilled its early promise when the New York Times called the show “The greatest work of popular culture of the past quarter century” back in 1999. I cannot tell you how many e-mails I have received from fans relaying how much this piece made them truly appreciate the artistry of the show and how they re-watched the entire series again after reading
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Asses the Functionalist explanations of Social Inequality. (40) Social Inequality refers to any difference between groups or individuals in society which results in one having inferior life chances than the other. Functionalists believe these inequalities are the result of the meritocracy we live in. This is a system based on the idea that social stratification is necessary and desirable for the society. Functionalists argue that inequalities have a purpose; they are functional for society. Functionalism
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Using material from Item A and elsewhere‚ assess different sociological explanations of suicide. (21 marks) Suicide is the intentional taking of one’s own life and sociologists over the years have tried to put forward various explanations for why someone may do this. Within sociology there are many different views on suicide on the causes and explanations for it‚ these come from two main methodologies which are Positivists who believe that sociology is a science and they should aim to make causal
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Race racism and society What do you consider the most convincing theoretical explanation for racism in society today? Whilst there are many theories for why racism exists in society today‚ in my essay I will be discussing what theories have emerged to explain racism in society today and what reasons sociologists put forward for this. Racism: what does this word mean? Where did this word come from‚ when it was originally used? I will also discuss the word race and what it means and how it differs
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Discuss explanations of institutional aggression. (24 marks) Institutional aggression is any violent behaviour that exists within certain institutions. The aggression may be a defining feature of the group‚ for example the army or the police. Or it may just be a readily acceptable ‘normal’ behaviour e.g. the events that took place in Abu Grahib Prison in Iraq. There are two main explanations of institutional aggression; dispositional factors and situational factors. Dispositional factors can be
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