Biological key question Flashcards
question for biological?
is anorexia nervosa a biologically determined mental health disorder?
what is anorexia?
its an eating disorder that means that someone is extremely underweight. they have a distorted vision of themselves and see them as fat
why is this a contemporary issue for society?
because once hospitalised, the mortality rate is around 10%
why is anorexia biological?
malfunctioning hypothalamus which regulates feelings of hunger and thirst
what is a damaged lateral hypothalamus?
fails to produce feelings of hunger
what is a malfunctioning ventromedial hypothalamus?
constantly depressing hunger by producing feelings of satisfaction
supporting evidence for a malfunctioning hypothalamus causing anorexia?
Lashly found that lesioning rats brains’ hypothalamus caused changes to their eating behaviour, either overeating or starving themselves
why can social learning theory explain anorexia?
individuals imitate thin role models in the media. they imitate their diets and fitness regimes and copy those who they identify with the most
supporting evidence for social learning theory?
Forehand found that 27% o girls felt pressure from the media to strive for the perfect body shape