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What makes you sure? Central nervous system neurons are incapable of regeneration[0], so is anybody's guess what would happen if they did get replaced. And, lon
by rusanu 11y ago
What makes you sure? Central nervous system neurons are incapable of regeneration[0], so is anybody's guess what would happen if they did get replaced. And, long term, "significant" has to be "all".
[0] https://en.wikipedia.org/wiki/Neuroregeneration https://en.wikipedia.org/wiki/Neuroregeneration
- adrianN 11y agoPeople can have rather serious strokes that kill large number of neurons without losing their sense of self. Sometimes we remove half the brain https://en.wikipedia.org/wiki/Hemispherectomy https://en.wikipedia.org/wiki/Hemispherectomy That gives me confidence that replacing neurons at a rate that counters natural aging does not significantly alter me.