Forensic Psych Flashcards

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1
Q

ATAVISTIC FORM

A

The tendency to revert to an ancestral type

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2
Q

Lombroso said…

A

offenders possess similar characteristics to lower primates and this could explain their criminality

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3
Q

Lombroso examined…

A

facial and cranial features of Italian convicts

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4
Q

findings of examination…

A

40% of criminal acts are not accounted for by atavistic characteristics but by people with activistic characteristics

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5
Q

Father of criminology

A

shifted the emphasis in crime research away from moralistic discourse towards science

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6
Q

features identified as atavistic form is most likely found in people of African descent

A

SCIENTIFIC RACIST

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7
Q

CONTRADICTORY EVIDENCE

A

Charles goring 1913 - crimes are committed due to intelligence and not by physical appearance

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8
Q

Genetic explanation

A

offenders inheritage that predispose them to commit crime

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9
Q

twins studdies help to separate which debate

A

nature nurture

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10
Q

this person used identical and non identical twins in a study where one in the pair had served prison time

A

Johannes lange 1930

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11
Q

conclusion of Lange study

A

genetic factors must play a predominant part in offending behaviour

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12
Q

gene linked with sustained abuse and ADHD

A

CDH13

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13
Q

MAOA gene

A

controls dopamine and serotonin in the brain and liked to aggressive behaviour

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14
Q

individuals with a combination of these two genes

A

13x more likely to to have a history of violet behaviour

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15
Q

evaluation of this genetic study

A

no replication has been made yet so unreliable

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16
Q

diathesis stress model

A

genetics have some influence on offending however it is likely that this is moderated by the effects of the environment

17
Q

overall conclusion

A

tendency towards criminal behaviour may occur through the combination of genetic predisposition and biological or physiological trigger

18
Q

why did the twin studies have poor control and judgement

A

twin pairs being Identical or non identical was based on appearance rather than DNA testing

19
Q

confounding variable within this study

A

twins reared within the same environment show concordance rate may be due to a shared learning experiences rather than genetics.

20
Q

problems with adoption studies

A

presumed separation of genetic and environmental influences however many adoptees maintain contact with biological parents.

21
Q

Neural explanation

A

neural differences in the brain of criminals and non-criminals

22
Q

evidence to suggest this

A

investigated individuals diagnosed with antisocial personality disorder (psychopathy).

23
Q

APD is associated with

A

reduced emotional response, lack of empathy for feelings of others and is a condition that characterises many convicted criminals

24
Q

Raine et al 1997 aim

A

identify brain regions specific to offenders charged with murder or manslaughter, who had pleaded not guilty by reason of insanity.

25
Q

what did the brain imaging studies demonstrate

A

individuals with antisocial personalities have reduced activity in the pre frontal cortex

26
Q

other finding include

A

11% reduction in the volume of grey matter in the prefrontal cortex of people with APD compared to controls.

27
Q

geysers et al found

A

only when criminals were asked to empathise did their empathy reaction activate (mirror neurone)

28
Q

APD individuals have a…

A

neural switch unlike control groups.

29
Q

conclusion of prefrontal cortex

A

decreased activity indicates that offenders are unable to consider the consequences of their actions and control their behaviour.

30
Q

conclusion of abnormal brain function

A

brains of offenders are slowed and perhaps unable to make swift decisions to react appropriately in certain situations.

31
Q

eval of neurochemical explanations

A

criticised for being too simplistic