Aggression - SS2 - Biological Explanations - Research

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Which 2 psychologists support the biochemical model?
Ferrari et al & Mann et al
1 of 20
What did Ferrari et (2003) allow rats to do for 10 days?
Fight
2 of 20
What happened on the 11th day and what was found?
Refrained from fighting and dopamine levels increased & serotonin decreased
3 of 20
Which drug did Mann et al (1990) give to 35 adults?
Dexfenfluramine - depletes serotonin in the brain
4 of 20
In males, what had increased after taking the drug?
Hostility and aggression
5 of 20
Which 4 psychologists supported the role of hormonal mechanisms in aggression?
Archer, Book, Virkkunen and Tennes & Kreye
6 of 20
How many studies did Archer (1991) do a meta-analysis of?
5
7 of 20
What did he find a low positive correlation between?
Testosterone & aggression
8 of 20
How many studies did Book (2001) do a meta-analysis of?
45
9 of 20
What correlation was found between testosterone & aggression?
Positive correlation of 0.14
10 of 20
What did Virkkunen (1985) find in habitually violent offenders?
Low levels of cortisol
11 of 20
What did Tennes & Kreye (1985) find in aggressive school children?
Low levels of cortisol
12 of 20
Which 3 psychologists support the role of genetics in aggression?
Cases et al, Hutchings & Mednick and Brunner et al
13 of 20
What did Cases et al (1995) study?
Mice genetically engineered to lack MAOA
14 of 20
What was their behaviour like?
Severe behavioural alterations & when adults they showed enhanced aggression and were aggressive when mating
15 of 20
How many adoptions did Hutchings & Mednick study?
14,000
16 of 20
What was a positive correlation found between?
Boys and biological parents with criminal convictions
17 of 20
Who did Brunner et al (1993) study?
Large Dutch family
18 of 20
What did all males in the family have?
Mutant form of MAOA gene
19 of 20
What was their behaviour like?
All had borderline retardation and reacted aggressively when angry, fearful or frustrated
20 of 20

Other cards in this set

Card 2

Front

What did Ferrari et (2003) allow rats to do for 10 days?

Back

Fight

Card 3

Front

What happened on the 11th day and what was found?

Back

Preview of the front of card 3

Card 4

Front

Which drug did Mann et al (1990) give to 35 adults?

Back

Preview of the front of card 4

Card 5

Front

In males, what had increased after taking the drug?

Back

Preview of the front of card 5
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