在情节性记忆中的半球不对称性
Gian Daniele Zannino1, Giovanni Augusto Carlesimo2
1Laboratory of Neuropsychology of Memory, IRCSS Santa Lucia Foundation, Rome, Italy.
Handbook of clinical neurology
|March 12, 2025
概括
单侧损伤的 mesial 叶导致记忆力缺陷. 这些副作用取决于横向的认知系统,如语言和工作记忆,而不仅仅是记忆基质专业化.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 神经生物学 神经生物学 神经生物学
背景情况:
- 情节性记忆对于回忆个人经历至关重要,它依赖于 mesial 叶结构.
- 双边损伤严重损害了情节性记忆,而单边损伤导致了较轻微的缺陷.
- 在左侧和右侧单边损伤后观察到的记忆缺陷差异并不能完全由基质专业化单独解释.
研究的目的:
- 为了对比左侧和右侧脑损伤后的记忆缺陷.
- 审查解释观察到的记忆特征差异的假设.
- 为了突出侧面认知系统对单边介质时间损伤效应的影响.
主要方法:
- 在患有单侧左侧与右侧脑损伤的患者中,对记忆缺陷的比较分析.
- 对现有文献和关于功能横向化和记忆的假设进行了审查.
- 检查 ipsilateral 半球输入对 mesial 时结构的作用.
主要成果:
- 损伤对记忆特征的副作用受益于半球内侧处理的信息.
- 侧面认知系统,包括语言,工作记忆和视觉空间处理,有助于这些副作用.
- 这些系统表现出可变的横向化,影响单边的间隙时间损伤如何影响情节性记忆.
结论:
- 单边间隙时间损伤对情节性记忆的影响是由半球的非对称的认知处理调节的.
- 语言,工作记忆和视觉空间功能在单边损伤后塑造记忆缺陷方面发挥着重要作用.
- 了解这些相互作用是解释不对称记忆障碍模式的关键.
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