2008年8月31日 星期日

Schizophrenia and the naive hypothesis

Schizophrenia is the only class I ever missed in my study of Psychology, that has deprive me the question that I harbor in my mind since I meet this term: How is hallucination different from dreaming? How could we define clearly and precisely that schizophrenics are indeed making up/distorting the physical reality in their mind, since it is commonly understood it as ‘hear voice/sounds’?

Only until recently I found a better expression of my speculation which is against the naive hypothesis in neurology. Naive hypothesis assume that the brain just interpret the neuron signal triggered by outside stimulates, so the process of perception could be seen under a ‘coding and decoding’ framework. However, other than lack of research support, it also suffer a serious bout in face of phenomena like False arm and Somatization disorder. In the former case. the brain create sensation in the body parts that no longer exists; while in the latter case, the brain create sensation which couldn’t be traced back to any known physical and biological cause. Thus, it appears that the brain doesn’t just interpret like what most Cognitive Psychology textbook would tell, it is actively and continuously formulate hypothesis about the environment and situation the human body is in. Schizophrenia, just like False arm and Somatization disorder, is where the case which this hypothesizing process fail to provide an ‘adaptive’ response as seen by the general public. It maybe more a mystery as to why our brain is capable of capture the essence of what it take to adapt to the life so well, and why the hypothesis we formulate as different individual looks so similar to each other?

At that time, I am about to push the envelop further as to whether there exists a reality that is common to all of us, or is that illusion create by the adaptive needs of our brains? How is the reality of non-Schizophrenics more real than Schizophrenics? Can anyone prove that?

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