什么时候以及为什么动机性权衡是有意识的证据?
Simon Alexander Burns Brown1, Jonathan Birch1,2
1Centre for Philosophy of Natural and Social Science, London School of Economics and Political Science, London WC2A 2AE, UK.
概括
动机性权衡,动物在权衡奖励与受伤风险时,表明疼痛感知. 然而,这些权衡的复杂性及其神经基础对于确定它们是否表明有意识经验至关重要.
科学领域:
- 神经科学是一个神经科学.
- 动物行为 动物行为
- 思想的哲学 思想的哲学
背景情况:
- 动机性权衡行为往往被解释为痛苦等主观经验的证据.
- 这些证据影响了人们对无脊椎动物如和昆虫等无意识的看法.
- 批评者质疑简单的权衡和意识之间的直接联系,举例说,像"Caenorhabditis elegans".
研究的目的:
- 为了研究权衡行为和意识经验之间的微妙关系.
- 探索权衡的性质及其神经机制如何影响我们对感觉的理解.
- 为解决关于将权衡行为解释为意识指标的批评.
主要方法:
- 分析各种生物体的权衡行为.
- 检查这些行为中介的底层神经基质.
- 简单与复杂的权衡机制的比较研究.
主要成果:
- 单独的权衡行为不足以证实意识.
- 权衡的复杂性及其神经基础是关键因素.
- 在像C. elegans这样的生物体中,简单的权衡可能不涉及有意识的经验.
结论:
- 解释权衡行为需要仔细考虑其复杂性和神经支.
- 并非所有的权衡行为都是意识经验或疼痛感知等同的指标.
- 需要进一步的研究,通过权衡行为来阐明意识的进化功能.
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