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Chapter 12

Chapter 12 Key Terms & Notes

2 Pages
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Department
Psychology
Course Code
PSY240H1
Professor
S.Cassin

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Chapter 15 – Eating Disorders
There are three specific types of eating disorders, these include:
Anorexia Nervos a: characterized by a pursuit of thinn ess that leads people to starve
themselves
Bulimia Nervosa: characterized by a cycle of bingeing followed by extreme behaviours to
prevent weight gain, such as self-induced vomiting.
Bing-eating disorder: people with this disorder regularly binge but do not engage in
behaviours to purge w hat they eat
Amenorrhea: listed as diagnostic criteria for Anorexia Nervosa, those women and girls
who have begun menstruating, the weight loss causes them to stop having menstrual
cycles.
Types of Anorexia Nervosa
Restricting type of anorexia nervosa: people refuse to eat as a way of preventing weight
gain. Some attempt to go for days without eating anything; most eat very small amounts
of food each day.
Binge/purge type of anorexia nervosa: people periodically engage in bingeing or
purging behaviours (e.g., self-induced vomiting or the misuse of laxatives or diuretics)
Bingeing: eating a large amount of food in one sitting
Purging type of bulimia nervosa: people who use self-induced vomiting or purging
medications
Non-purging type of bulimia nervosa: People who use excess ive exercise or fasting to
control their weight but do not engage in purging.
Enmeshed families: families in which there is extreme interdependence in family
interactions, so that the boundaries between the identities of individual members are weak
and easily crossed
Set-point: each person has a natural weight, which t he body will fight to maintain, even if
the person attempts to lose weight.
Contributors to eating disorders include biological, Sociocultural and psychological
factors
Biological – genetic predisposition to eating disorders, predisposition to depression,
dysregulation of hypothalamus, serotonin imbalances
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Description
Chapter 15 Eating Disorders There are three specific types of eating disorders, these include: Anorexia Nervosa: characterized by a pursuit of thinness that leads people to starve themselves Bulimia Nervosa: characterized by a cycle of bingeing followed by extreme behaviours to prevent weight gain, such as self-induced vomiting. Bing-eating disorder: people with this disorder regularly binge but do not engage in behaviours to purge what they eat Amenorrhea: listed as diagnostic criteria for Anorexia Nervosa, those women and girls who have begun menstruating, the weight loss causes them to stop having menstrual cycles. Types of Anorexia Nervosa Restricting type of anorexia nervosa: people refuse to eat as a way of preventing weight gain. Some attempt to go for days without eating anything; most eat very small amounts of food each day. Bingepurge type of anorexia nervosa: people periodically engage in bingeing or purging behaviours (e.g.
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