Neural and/or hormonal Mechanisms in Aggression

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1. Which study found that castrated male mice showed decreased aggression which then increased when given testosterone?

  • Mann et al.
  • Wagner et al.
  • Archer et al.
  • Dabbs et al.
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Other questions in this quiz

2. What effect does testosterone have on aggression?

  • Stimulates aggressive responses to emotional stimuli
  • High levels of cortisol inhibits testosterone leading to low levels of testosterone which reduces aggression
  • It activates areas of the brain dealing with aggression increasing levels of aggression
  • Inhibits aggressive responses to emotional stimuli

3. High levels of dopamine are linked to .....

  • Aggression
  • Low Levels of aggression
  • Not a lot of aggression going on

4. Which study found in clinical studies of antidepressants (increases serotonin levels) impulsive aggression and irritability were reduced?

  • Bond
  • Buitlaar
  • Scarbo and Raine
  • Vikeuken

5. What do amphetamines also do as well as increase aggressive behaviour?

  • It increases noradrenaline which acts on the CNS and triggers the fight or flight response, so this may increase aggression.
  • Reduces dopamine

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