AS Psychology - The Limbic System

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1. What is the role of the hypothalamus?

  • Regulates our hunger, thirst and emotions
  • Responsible for sending the messages through the limbic system
  • Monitors the other areas and regulates them
  • Identifying threat
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Other questions in this quiz

2. What did Downer (1961) do/find?

  • He cut the optic nerve and removed the amygdala in monkeys and found if the monkeys saw humans and didnt have an amygdala, they were much calmer.
  • He cut the optic nerve and removed the amygdala in dogs and found if the dogs saw humans and didnt have an amygdala, they were much calmer.
  • He showed that the electrical stimulation of the hypothalamus leads to aggression
  • He found a negative correlation between the volume of the amygdala and self-reported lifetime aggression in humans

3. What did Andy and Velamati (1978) do/find?

  • Simulated the limbic system in dogs and recorded how they reacted to other dogs
  • Stimulated the hypothalamus in cats and found it caused aggressive seizures
  • Aggravated rats, cut out their brains and stained them and found more neurons in the limbic system
  • Stimulated the amygdala in rats and found more aggressive behaviour

4. What is the role of the hippocampus?

  • Turning STM into LTM
  • Affects the reward pathway giving pleasure to the brain
  • Regulating dopamine production
  • Identifying threat

5. What did Hermanns et al (1993) do/find?

  • He showed that the electrical stimulation of the hypothalamus leads to aggression
  • He found that humans tend to be more aggressive if they have pre-frontal damage to their brains
  • He found a negative correlation between the volume of the amygdala and self-reported lifetime aggression in humans
  • He cut the optic nerve and removed the amygdala in monkeys and found if the monkeys saw humans and didnt have an amygdala, they were much calmer.

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