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Related Experiment Videos

[Our brain deceives us].

F J Vila

    Anales De La Real Academia Nacional De Medicina
    |February 22, 2000
    PubMed
    Summary
    This summary is machine-generated.

    The brain constructs a reality for survival, not objective truth. It can invent information, as seen in split-brain patients, highlighting a disconnect between perceived and actual reality.

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    Area of Science:

    • Neuroscience
    • Cognitive Psychology
    • Philosophy of Mind

    Context:

    • The brain's processing of external stimuli is not a direct reflection of objective reality.
    • Phenomena such as the phi phenomenon, blind spot, and cryptomnesia suggest the brain's active construction of information.
    • Research on split-brain patients reveals confabulation in one hemisphere to explain the actions of the other.

    Purpose:

    • To explore the concept that the brain prioritizes survival-adaptive information over objective reality.
    • To examine evidence for the brain's capacity to generate or invent information.
    • To investigate the implications of these findings for our understanding of consciousness and reality.

    Summary:

    • The brain does not mirror external reality objectively but constructs a version necessary for survival and adaptation.

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  • Examples like the phi phenomenon, blind spot, and cryptomnesia demonstrate the brain's ability to invent information.
  • Studies involving split-brain patients show how one hemisphere may confabulate to rationalize the behavior of the other, indicating a constructed reality.

    • Impact:

    • Suggests that the brain actively deceives us by creating events that did not occur.
    • Highlights a fundamental difference between a convenient, survival-oriented reality and objective reality.
    • Challenges traditional notions of perception and the reliability of our internal experience of the world.