Discuss one or more biological explanations of eating disorders example essay 1 discuss one or more biological explanations of eating disorders (8 marks + 16 marks)the biological approach would suggest that anorexia nervosa (an) has a physical cause, anirregularity arising from the body or the brain, such as hypothalamus dysfunction or an imbalanceof neurotransmittersthe hypothalamus. Another implication of using biological treatments to explain anorexia is that it blames biology, rather than personal circumstances treating a biological illness is much easier than treating a whole family, if we were to go with the psychological explanation of anorexia. If you would like a copy of the powerpoint to accompany this video please tweet me @blonde_pretzel or leave a comment this video is a revision video for the june 2016 exams and each slide.
The biological explanation for anorexia nervosa can be explained by using the biomedical model which suggests that psychological problems have physical causes. Psychological explanations for anorexia nervosa anorexia nervosa has been explained by the effects of social cultural factors, which include cultural ideals and the media different cultures have different ideals of attractiveness which can lead to different social pressures. Biological explanations for anorexia nervosa, including genetic and neural explanations psychological explanations for anorexia nervosa: family systems theory, including enmeshment, autonomy and control social learning theory, including modelling, reinforcement and media cognitive theory, including distortions and irrational beliefs.
Biology 202 1998 third web reports on serendip biological causes of anorexia nervosa and bulimia nervosa jeremy hirst anorexia nervosa and bulimia nervosa affect millions of people each year in the united states ()popular thought holds that these disorders are caused by women trying to fulfill a culturally imposed ideal body image which stresses thinness. Anorexia and bulimia nervosa: explanations explanations of anorexia nervosa biological approach modern biological models see the hypothalamus as being involved in an this part of the brain plays an important role in the regulation of eating. 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. Evolutionary explanations for anorexia nervosa: the reproductive suppression hypothesis: from surbery (1987) who suggests that adolescent girls’ who desire to control their weight, represents an evolutionary adapatation from when ancestral girls delayed the onset of sexual maturation. Anorexia nervosa biological explanations evolutionary theory of anorexia nervosa guisinger 2003 suggested that an was an adaptive behaviour in the environment of evolutionary adaptation hunter-gatherers had to move on regularly as food supplies in the local area were exhausted.
Anorexia nervosa (an) is characterised by an obsessive desire to lose weight by refusing to eat an can occur at various times of life and to differing degrees: 20% of sufferers recover after one episode, 60% continue to have periodic episodes, while 20% will be hospitalised for lengthy periods. 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. Biological explanation for anorexia nervosa essay - biological explanation for anorexia nervosa evidence for a faulty gene aims: to see if concordance rates for anorexia are higher in mz twins compared to dz twins this would provide evidence for a faulty gene causing the disorder because if one mz twin develops anorexia, there should be 100%.
Anorexia nervosa explanations 1 anorexia nervosabiological explanations 1 neural 2 evolutionary 2 - this means cessation -excessive fear ofof menstrual periods biological: neural explanations of anorexia a2 jill jan biological: evolutionary explanations of anorexia a2 jill jan anorexia nervosa slideshow. Anorexia is caused by strict controls on weight and unusual eating habits which can be explained through both psychological and biological explanations the psychological explanation of anorexia is explained through cultural ideas in the media which portrays thin models on tv and magazines. Biological causes may include: genetics: anorexia nervosa is highly heritable that even when twins are raised apart when one is shown to be anorexic, the other is as well.
Anorexia nervosa remains an enigma among western cultures various causal explanations have been offered, encompassing biological, psychological, and sociocultural models these explanations, however, focus on the immediate or proximal mechanisms of causation a more thorough understanding of. Neural explanations serotonin - depression and bulimia occur together, so psychologists believe there is a common link between the two for example both have been linked with imbalances in the levels of serotonin kaye et al found the levels of serotonin were abnormal in recovering bulimics compared to people who had never experienced bulimia. Describe one explanation of anorexia nervosa and evaluate this explanation using research studies and/or alternative explanations one explanation of anorexia nervosa is the biological approach (medical model) the basic assumption of this approach suggests abnormality is a result of a physical illness or disease, just like any other illness.