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意识在进化过程中是有意义的
1Professor Emeritus, University of Oslo, Problemveien 11, Oslo 0313, Norway.
Neuroscience and biobehavioral reviews
|July 24, 2024
概括
3亿 2千万年前,意识在早期的羊膜动物中演变为决策策略,由感觉的出现驱动. 了解它的进化轨迹和选择性优势是理解这种先进的神经系统属性的关键.
科学领域:
- 进化生物学是进化的生物学.
- 神经科学是一个神经科学.
- 认知科学是一种认知科学.
背景情况:
- 意识是先进神经系统的复杂属性,被理解为进化的产物.
- 意识背后的详细神经机制在很大程度上是未知的,类似于视觉和听觉等其他高级功能.
- 进化观点对于理解意识的发展和适应意义至关重要.
研究的目的:
- 为现有的基于进化的意识模型提供进一步的细节和支持.
- 探索可能导致意识发展的进化起源和选择性压力.
- 研究感情在行为决策策略的演变中的作用.
主要方法:
- 审查和综合现有的进化和神经学数据.
- 对之前提出的基于进化论的意识模型进行分析.
- 假设早期意识形式所赋予的选择性优势.
主要成果:
- 这项研究支持这样一个假设:大约3200万年前,意识开始在早期的羊动物中演变.
- 感觉的出现被认为是推动意识进化的关键因素,用于行为决策.
- 这种进化轨迹为理解意识作为一种适应性特征提供了一个框架.
结论:
- 意识是一种起源于早期羊虫的进化特征,与决策感觉的发展有关.
- 了解进化路径和选择性优势对于全面的意识理论至关重要.
- 进一步研究神经学和意识的进化历史是有必要的.
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