Assumptions of The Biological Approach

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What is the first assumption of the biological approach?
There is a close link between brain chemicals and behaviour
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What are thoughts and emotions based on?
Electrical messages which are carried around the brain
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How are these messages carried around the body?
Neurotransmitters
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What are two examples of neurotransmitters?
Dopamine and Serotonin
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What do these chemicals do?
Shape Behaviour
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For example?
Low levels of serotonin can cause depressive behaviour
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What is the second assumption?
There is a close link between genes and behaviour
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The genes a person inherits from their parents will create a what?
Predisposition
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What is this?
To behave in a certain way
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For example?
Mental disorders such as schizophrenia may be shaped by several different genes such as DISC1 and G72
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Card 2

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What are thoughts and emotions based on?

Back

Electrical messages which are carried around the brain

Card 3

Front

How are these messages carried around the body?

Back

Preview of the front of card 3

Card 4

Front

What are two examples of neurotransmitters?

Back

Preview of the front of card 4

Card 5

Front

What do these chemicals do?

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Preview of the front of card 5
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