Biological aggression Flashcards

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1
Q

How do hormones affect aggression?

A
  • Testosterone as males are seen as more aggressive
  • Cortisol low and high testosterone increases aggression
  • Serotonin being low increases aggression
  • Dopamine acts as a reward hormone for aggression
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2
Q

How do genes affect aggression?

A
  • MAOA gene where low activity enzyme means more aggression
  • SRY gene makes embryo male and males are linked to being more aggressive
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3
Q

How do brain structures affect aggression?

A
  • Orbito Frontal Cortex — regulates impulse control and rational thinking (low activity is high aggression)
  • Amygdala — how a person responds to environmental threats (more sensitive more aggressive)
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4
Q

How does evolution affect aggression?

A

Ancestors in the EEA may have had to use aggression for mates and survival and this aggression may have been passed down

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5
Q

What is the evaluation of the B approach for aggression?

A
  • S— Research brain scans show amygdala being active when seeing angry faces (Coccaro et al 2007)
    -W— Biological factors interact so it is more complex and non bio factors are equally as important
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