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Biological Approach

"The brain game"
This approach is really key
Brain, hormones, psychosurgery!

THREE ASSUMPTIONS!
Assumption 1 Behaviour can be explained in terms of different areas of the brain.






Many different areas of the human brain have been identified. They are specialised to certain
functions, such as the...

The cerebral…

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Assumption 2 Behaviour can be explained in terms of neurotransmitters.


Neurons are electrically excitable cells that form the
basis of the nervous system. The flexibility of the nervous system is

enhanced by having many branches at the end of each neuron called
dendrites, so that each neuron connects with many…

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Stress is a good example of a behaviour explained by the biological
approach. When under pressure with more being demanded than your
perceived ability to cope, especially when the demands are threatening
your wellbeing, stress occurs. A response is triggered to protect
survival, for example in primitive conditions of fight…

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Aims and contexts Procedures Findings and
conclusions
Selye worked in a
hospital and noted
Selye exposed A typical syndrome was
observed throughout

that all the patients rats to various Selye's study, the
symptoms of which were
shared a common set noxious independent to the nature
of symptoms of the damaging…

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similar to general defence
reactions to illness.

Psychosurgery ­ Biological Therapy


Views on psychosurgery tend to be extreme. There are those
who are strongly in favour and those who are against it, regarding it as
brain butchery. However, severe mental illness is extremely
disabling. Is it better to use methods…

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OCD. If it doesn't work, it can be turnd off. Mayberg et al (2005) found that
there was a 6 in 8 remission rate when used to treat severe depression.

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