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The identity theory also known as reductive materialism is one of the viewsChurchland uses to describe mind-brain correlation Churchland believes thatthe mental states of the body are one and in the same double aspectism withbrain states They are the same because the biochemical actions produced inbrain states release of serotonin and acetylcholine have direct interaction withthe mental states mood disorders such as depression With the help ofpsychological and physiological evidence the identity theory can be bettersupported It has not yet been proven but following along with the symptomsdiagnosis and treatment of biochemical disorders of the brain the identity theoryhas a strong case towards becoming realityReductive materialism is known to be the reducing of mental activity intophysical activity In its simplest form thoughts are just states of the brain This isbasically a similar form of Descartes line I think therefore I am or vice versaChurchland first tries to parallel the identity theory with sound and light We now know that sound is just a train of compression waves traveling throughthe air BR323 Society does know or has some common sense notion ofhow sound travels yet we still consider it just sound Even though we are notautomatically thinking when we here a sound it is waves traveling through airwe are aware to the fact that is how sound travels This parallelism isintertheoretic reduction taking an older version of reductive materialism andusing it to help explain a newer version Churchlands identity theoryNeural activity and neuroscience play a major role in the identity theory the correct account of human-behavior-and-its-causes must reside in thephysical neurosciences MR324 Neurosciences and cognitive psychologyhave been used together to explain brain states and mental states correlation And those behavior-controlling internal operations are precisely what theneurosciences are about BR324 Neuroscience is described as beingbehavior that which is a result of neural activity in the brain ie consciousness This consciousness is a result of neural activity in the brain producing thoughtsThe identity theorist resides on simplicity to
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