Biological Explanations Of Depression

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1. Evolutionary explanations suggest depression is:

  • A result of our rapidly changing EEA (Enviroment of evolutionary adaptation)
  • An honest signal of need, seeking social support
  • A display of attention-seeking behaviour
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Other questions in this quiz

2. How many people suffer from depression worldwide?

  • 120 million
  • 220 million
  • 80 million
  • 140 million

3. For how long must symptoms persist for it to be classified as depression?

  • 6 Months
  • 4 Weeks
  • 2 Weeks
  • 1 Year

4. Why isn't the relationship between serotonin and depression straightforward?

  • Lowering serotonin in individuals who had never had depression had not effect on mood
  • Lowering serotonin in individuals who had never had depression increased mood
  • In some cases high serotonin can cause depressive states

5. What is an issue with animal studies?

  • We can't generalise them to humans
  • It is unethical for the animals in all cases
  • They provide evidence that we can't gain from humans

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