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Core Assumptions

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What are the core assumptions and key features of the biological and psychoanalytic perspectives in psychology? In what ways are they similar and how do they differ?
When comparing the biological and psychoanalytic approach to psychology, you are able to see that they are different from one another. For example, the biological approach assumes that the mind and behaviour originate from the functioning of the body and that behaviour is driven by biological instincts. Whereas the psychoanalytic approach claims behaviour is driven by instincts such as the unconscious processes as well as the conflict between unconscious desires (pleasure and reality principle). Additionally, both approaches have a common feature of being reductionist, …show more content…

One of the first differences in the perspective is that the biological perspective is more empirical than the psychoanalytic perspective. The biological approach uses scientific methodology which ensures that the results obtained are more reliable (Jarvis, 200). On the other hand, the cause and effect cannot always be determined for example, are there higher levels of a neurotransmitter when a person has a disorder or are the high levels of neurotransmitter the cause of having a disorder. However, the psychoanalytic approach is less empirical as it is based on subjective observations that were made by Freud and most of this work was not a good representation sample of the population (Eysenck, 2000).
The second difference is the treatment that is used. The biological perspective treats mental illnesses in the same way that physical illnesses are, therefore, medical treatment such as medicine is used. Moreover, the psychoanalytic perspective uses free association, hypnosis and dream analysis which try to eliminate problems in the unconscious mind.
Another difference is what each perspective considers as the causes of behaviour. The biological approach claims that all behaviour is a result of biological functions, taking a nature based approach. For example, depression occurs due to

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