Skip to content
Carmelics
TopicsThinkersChangesContributorsLoading account…

    Carmelics

    A reasoning platform. Break down any belief into clear reasons, explore both sides, and weigh the evidence honestly.

    Navigate

    • Topics
    • Search
    • Recent Changes
    • Contribute
    • How It Works
    • Glossary
    • Thinkers
    • Contributors
    • About
    • Statistics
    • Terms
    • Privacy

    Database

    Statements
    —
    Perspectives
    —
    Topics
    —

    Press ? for keyboard shortcuts

    LoyalLoyalJusticeJustice
    Made withinDC&Austin
    Statements
    321,452
    Perspectives
    108,905
    Topics
    42
    Home/Original/inverse
    See Original
    Inverse View

    It is not the case that The empirical claim that all bodily matter is replaced every seven to fourteen years is a simplification that does not hold for neurons, which largely persist for a lifetime.

    ?Set your confidence on the premises below to see your aggregate.

    Reasons For

    1 perspective
    Reason for
    ?
    • 1.Even 'persistent' neurons undergo continuous protein synthesis and organelle replacement at subcellular levels.
      ?

      Think about whether this reason is strong or weak

    • 2.Some neurogenesis occurs throughout adult life in hippocampus and olfactory bulb, contradicting 'largely persist' claim.
      ?

      Think about whether this reason is strong or weak

    • 3.The claim conflates molecular replacement with cellular identity, obscuring what 'same neuron' actually means.
      ?

      Think about whether this reason is strong or weak

    Reasons Against

    1 perspective
    Reason against
    ?
    • 1.Neurons lack centrioles and divide rarely in adults, making cellular replacement impossible for most brain cells.
      ?

      Think about whether this reason is strong or weak

    • 2.Memory and identity depend on stable neural connections; wholesale neuron replacement would disrupt continuous consciousness.
      ?

      Think about whether this reason is strong or weak

    • 3.The seven-year claim lacks rigorous empirical support and oversimplifies cell turnover rates across tissues.
      ?

      Think about whether this reason is strong or weak

    Next step

    Based on where you are in your exploration

    Strongest counterpoint
    Explore the most compelling reason on the other side.