What is the essential difference between anorexia nervosa and bulimia nervosa?
BMI (bulimics may not lose weight, anorexics do)
1 of 26
What is often the cause of death for individuals with anorexia?
Heart attack (without potassium, cardiac neurones don't work properly)
2 of 26
Is: A refusal to maintain body weight at or above a minimally normal weight for age and height a DSM criteria for AN or BN?
AN
3 of 26
Is: Eating, in a discrete period of time, an amount of food that is definitely larger than most people would eat during a similar period of time and under similar circumstances a DSM criteria for AN or BN?
BN
4 of 26
Is : A sense of lack of control over eating during a binge episode criteria for AN or BN?
BN
5 of 26
Is: Intense fear of gaining weight or becoming fat, even though underweight a DSM criteria for AN or BN?
AN
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Is Recurrent inappropriate compensatory behaviour in order to prevent weight gain, such as self induced vomiting, misuse of laxatives, diuretics, enemas or other medication, fasting or excessive exercise a DSM criteria for AN or BN?
BN
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Is: Disturbance in the way on which one's body weight or shape is experienced, undue influence of body weight or shape on self-evaluation, or denial of the seriousness of the current low body weight a DSM criteria for AN or BN?
AN area of the retina where vision is the clearest and there are no rods atall
8 of 26
Are Ghrelin levels low or high in those with Anorexia Nervosa?
high
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Are Leptin levels low or high in those with Anorexia Nervosa?
low
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How often to binge eating and compensatory behaviour occur for those with Bulimia Nervosa?
at least twice a week for 3 months
11 of 26
How does ghrelin level differ between those with bulimia and controls?
It is higher than controls between meals and following a meal
12 of 26
What is ghrelin?
A peptide produced by the stomach as it empties which makes us hungry
13 of 26
What is an orexigenic signal?
A drug, hormone or compound that increases appetite (e.g. ghrelin)
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Which area of the brain does hunger signal and what does this initiate?
The lateral hypothalamus. Initiates eating (chewing, swallowing, salivation, insulin production)
15 of 26
What initiates locomotion to find food?
Cortical arousal
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What is Leptin?
A protein produced by fatty tissue which makes us feel full
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Where does Leptin need to be injected to produce satiety?
The ventromedial hypothalamus
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What is the most common eating disorder?
Obesity
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What is BMR?
Basal Metabolic Rate (The energy required to fuel the brain and body and maintain temperature)
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Out of diet, exercise and gastric bypass surgery, which is the most effective treatment for obesity?
gastric bypass
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What is the Capgras Delusion?
The feeling that people, such as parents, or objects such as your house are imposters and fakes
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What is the Hedonic principle?
We are all motivated to experience pleasure and avoid pain, and are all trying to keep the balance tipped on the positive side
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What is motivation?
Factors that initiate, sustain and direct behaviours
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What are instincts?
Complex behaviours that are automatic and unlearned, and occur in all members of a species
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What is a 'drive' in relation to the drive theory of motivation?
An internal state driven by departures from physiological optimality (something that impels the individual to return to homeostasis)
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Other cards in this set
Card 2
Front
What is often the cause of death for individuals with anorexia?
Back
Heart attack (without potassium, cardiac neurones don't work properly)
Card 3
Front
Is: A refusal to maintain body weight at or above a minimally normal weight for age and height a DSM criteria for AN or BN?
Back
Card 4
Front
Is: Eating, in a discrete period of time, an amount of food that is definitely larger than most people would eat during a similar period of time and under similar circumstances a DSM criteria for AN or BN?
Back
Card 5
Front
Is : A sense of lack of control over eating during a binge episode criteria for AN or BN?
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