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Psychology > Biological > Flashcards

Biological Flashcards

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1
Q

What does a low active prefrontal cortex cause?

A

Aggression to continue

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2
Q

Role of the limbic system

A

Self preservation (fight or flight response)

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3
Q

Role of hypothalamus

A

Regulate our response to pain and aggression

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4
Q

What happens when the amygdala of an animal is removed

A

It becomes passive and unresponsive to fear

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5
Q

Aim of Raine et al Classic study

A

To show that brains of murderers pleading NGRI were different to non murderers

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6
Q

Result of Raine et als classic study

A

Murderers pleading NGRI had a less active prefrontal cortex

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7
Q

What can happen if you damage your prefrontal cortex

A

Unable to control aggression

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8
Q

Supporting evidence that hormones play a role in aggressive behaviour

A

Dabbs et al
Measured testosterone levels in saliva of male prisoners of violent and non violent crimes
Results showed high levels of testosterone link to aggression

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9
Q

3 parts of Freuds Theory of personality

A

ID
EGO
SUPEREGO

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10
Q

2 parts of Freuds theory or aggression

A

Eros and Thantos

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11
Q

Example of an adoption study

A

Heston

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12
Q

Aim of Hestons adoption study

A

To see if schizophrenia has a genetic predisposition

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13
Q

Sample size of Hestons study

A

47 adults in experimental group and 47 in control grouo

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14
Q

Results if Hestons adoption study

A

10% of adopted adults with schizophrenic mothers were diagnosed with schizophrenia

None of the control group developed schizophrenia

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15
Q

Sample size of Bredgens contemporary study

A

234 twin pairs

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16
Q

3 types of brain scan

A

CAT
PET
fMRI

17
Q

How a CAT scan works

A

Scanner passes x ray beams around head

18
Q

How a PET scan works

A

Glucose containing radioactive tracer injected into bloodstream
This is detected by scanner to show brain activity

19
Q

Types of waves used in fMRI scans

A

Electromagnetic and radio waves

Psychology (4 decks)

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