Psychology Eating Disorders Biological and Evolutionary Hypothesis

Biological explanations of eating disorders and evolutionary hypothesis

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1. What was it likely that those who were good at acquiring skills to kill and get food would have?

  • Increased survival and reproductive success with power and esteem in the pack
  • They weren't able to get a lady
  • Get married quicker
  • They would be fatter than those who didn't
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2. What role does the hypothalamus play in eating?

  • Feeding centre
  • Satiety centre
  • Regulates homeostasis and acts like a thermostat to hunger in starting/stopping eating behaviour
  • Signal to brain telling you you're full

3. What is the evolutionary hypothesis' disadvantages?

  • Doesn't support psychology being a science
  • We can't test history as it's already happened and ignores social, cultural and behavioural factors
  • It's bad for the environment
  • It's wrong

4. What is taste aversion learning?

  • Eating too little
  • Crying when eating
  • A food making us sick and avoiding it in future
  • Eating too much

5. What were the advantages of eating meat and humans being omnivores?

  • More efficient way of eating - quick and makes you more full.
  • To get fat
  • To live
  • To show off food


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