Eating Behaviour Revision Pack

Easy to print revision pack for eating behaviour, including A01,A02 and A03. (Description, Evaluation and Research.

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  • Created on: 15-03-13 14:36
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TOPIC NAME&YEA DESCRIPTION EVALUATION
R
EATING What is an Most attitudes are the result of either
BEHAVIOUR attitude? direct experience or observational learning
from the environment
DIRECT EXPERIENCE ­ is related to
taste, and the physical and
psychological consequences of eating
certain foods
OBSERVATIONAL LEARNING ­
depends on familiarity, parental
example, cultural factors
Social Theory of Theory of Reasoned Action was related to +emphasising on cognition, they provide a framework for designing research
cognition planned voluntary behaviour. Later on behaviour appeared into attitudes to food
not to be 100% voluntary and under control, this
models behaviour resulted in the addition of perceived behavioural
+they also provide a useful rationale to base intervention on
(Ajzen&Fishb control. With this addition the theory was called the +use of quantitative methods, particularly structured questionnaires based on
ein, 1980) theory of planned behaviour (TPB). Core existing models
Assumptions and Statements: -however, this means that cognitions are chosen by the researcher (BIAS), so
a person's behaviour is determined by his/her important cognitions may have been missed out
intention to perform the behaviour -overly simple cognition associated with food (ignore the multiplicity of
this intention is, in turn, a function of his/her meanings associated with food)
attitude toward the behaviour and his/her -ignore role of emotions
subjective norm. -The role others play in food choice is generally more complex than `subjective
The best predictor of behaviour is intention. norms'
Intention is is determined by three things:
1. their attitude toward the specific behaviour,
2. their subjective norms and
3. their perceived behavioural control.
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Role of The developmental approach +exposure to food: Birch&Marlin (1982) introduced 2-year-olds to novel food
learning and Exposure to food (familiarity) over a 6-week period. One food was presented 20 times, another 10 times,
familiarisatio and neophobia another remained new. RESULTS: direct relationship between exposure and food
n Social learning preference.…read more

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Cultural Wardle et al Surveyed the diets of 16,000 young adults +proves cultural differences in eating behaviour
influences on (1997) across 21 European countries +large sample makes results significant
eating Sweden, Holland, Norway, Denmark -doesn't consider possible sub-cultural differences
behaviour most fibre; + Leshem (2009) shows the persistence of cultural effects on diet.…read more

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Role of mood Emotionality Food intake seems to be correlated to + Verplanken et al.…read more

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Diets that involve STRATEGIES (eg +Kiernan et al (1998) people who were more dissatisfied with their body shape
calorie-counting, CBT) are effective in at baseline more likely to succeed (social cognition models: intention reflects
changing eating behaviour action)
Rodin et al(1977) role of individual's +Ogden (2000) compared re-gainers, obese and maintainers: the latter
beliefs and motivation endorsed a psychological model of obesity in terms of its consequences
Williams et al (1966) motivational
style
Failure of Medical model of obesity +Ruderman & Wilson (1979) preload/taste-test: restrained…read more

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Ventro -Gold (1973) found that lesions restricted
Medial to the VMH alone did NOT result in
Hypothal hyperphagia and only produced overeating
amus when they included other areas such as
(VMH) as the parvoventricular nucleus!
a "satiety +However, subsequent research has failed
center" to replicate Gold's findings...
Lateral +Cummings et al (2004) monitored PPs'
Hypothal ghrelin levels every 5 minutes; PPs had to
amus assess their level of hunger every 30 mins.…read more

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However, injections of NPY cause
hunger...…read more

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Highly controlled lab experiments may
lack ecological validity
-Physiological drives can be overriden (eg
desire to loose weight; dislike of certain foods;
fear of losing control; social cues to continue
eating; food availability)
Evolutionary The "ultimate explanation" +Davis (1928,1939 page 176 on book) observed choices of children living in a
explanations Eating behaviour that might not paediatric unit and found that young children had an innate , regulatory
to eating make sense today may have an mechanism and make healthy food choices BUT they could…read more

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Obesity Obesity is
included in
the ICD-10
but not in
the DSM-IV
as it has
not been
established
that it is
consistentl
y
associated
with a
psychologi
cal or
behavioura
l syndrome
(APA,
2000)
1 in 2
adults in
the US
were either
overweight
or obese in
the 1990s
(Tataranni,
2000)
In the UK
there is an
9…read more

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Obesity
shortens
life by an
average of
9 years
(National
Adult
Office,
2001)
Mokdad et
al (1999)
refer to an
"obesity
epidemic"
The World
Health
Organizatio
n increases
risks of
Type 2
diabetes;
High blood
pressure;
10…read more

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