老年人中大脑结构的变化和思想理论的个体差异
Yuki Otsuka1,2, Ryusuke Nakai3, Miho Shizawa4
1Faculty of Psychology, Otemon Gakuin University, Ibaraki 567-8502, Japan.
Aging brain
|April 10, 2024
概括
衰老并没有显著影响心智理论 (ToM). 老年人可能使用补偿机制,以白质完整性,而不是灰质体积,强烈影响ToM性能.
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
- 老年学是一门学科.
背景情况:
- 思想理论 (ToM) 对社会认知至关重要.
- 讨论了衰老对ToM的影响,并提出了潜在的补偿机制.
- 之前在年轻人身上进行的研究表明,TOM的各种皮质区域都与TOM有关.
研究的目的:
- 在老年人中确定支持ToM的特定大脑区域.
- 为了研究大脑结构和老化中的ToM性能之间的关系.
- 将老年人TOM的神经相关物与年轻人群的发现进行比较.
主要方法:
- 使用基于声素的形态测量 (VBM) 来分析灰色物质 (GM) 体积.
- 采用基于路径的空间统计 (TBSS) 来评估白质 (WM) 完整性.
- 相关的结构性大脑测量与眼睛阅读思维测试 (RMET) 的表现.
主要成果:
- VBM显示RMET得分与GM体积之间的正相关性仅在右侧中椎.
- TBSS揭示了RMET得分和分数异构 (FA) 在广泛的WM通道中,包括未切割的囊之间显著的正相关性.
- 这些发现与在年轻成年人中涉及的多个皮质区域形成鲜明对比.
结论:
- 白质完整性的个体差异对老年人ToM有显著的影响.
- 在这个年龄组中,灰色物质体积差异对ToM的影响似乎有限.
- 在老化过程中,WM完整性可能在维持ToM能力方面发挥着比以前强调的更为关键的作用.
相关概念视频
Cognitive Development During Adulthood
94
Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...
94
Revisionist Views of Adolescent and Adult Cognition
31
A revisionist approach to Jean Piaget's theory of cognitive development has brought new insights that challenge and reinterpret his established ideas. Piaget proposed that the formal operational stage, emerging in adolescence, represents the culmination of cognitive maturity. During this stage, individuals are said to develop abstract thinking, engage in systematic problem-solving, and show a form of egocentrism, believing others are as preoccupied with their behavior as they are...
31
Cognitive Development During Adolescence
54
During adolescence, individuals experience significant cognitive development that enhances their understanding of others' emotions and thoughts, known as cognitive empathy. This period is marked by an increased ability to adapt to others' perspectives and a more nuanced understanding of others' mental states, a skill that is foundational for social problem-solving and conflict avoidance. The development of cognitive empathy relies heavily on the theory of mind — the...
54
Information Processing Approach
34
The information-processing theory of cognitive development centers on fundamental mental processes, including attention, memory, and problem-solving skills. Researchers in this field examine how cognitive abilities, such as working memory, evolve and influence children's overall development. Studies indicate that children with stronger working memory tend to excel in reading comprehension, math, and problem-solving compared to peers with less efficient memory skills. Low working memory is...
34
Piaget's Theory of Cognitive Development from Childhood into Adulthood
108
Jean Piaget's theory of cognitive development emphasizes the role of thinking in a child's learning process, suggesting that children are naturally curious about their environment. His approach to development is discontinuous, proposing that cognitive abilities progress through distinct stages, each with unique characteristics. Central to Piaget's theory is schemata—mental structures that allow individuals to understand and interpret the world.
Schemata: Building Blocks of...
Schemata: Building Blocks of...
108
Piaget's Stage 4 of Cognitive Development
55
The formal operational stage, as described in Piaget's cognitive development theory, begins around age 11 and extends into adulthood. It marks the emergence of advanced cognitive abilities that differentiate adolescent and adult thinking from those of younger children. This stage is characterized by abstract reasoning, hypothetical-deductive reasoning, and a more complex understanding of self and others.
Abstract Reasoning and Hypothetical-Deductive Thinking
Unlike the concrete operational...
Abstract Reasoning and Hypothetical-Deductive Thinking
Unlike the concrete operational...
55


