对经验的开放性与老年人记忆的神经和性能指标有关
Christopher Stolz1,2, Ariane Bulla1, Joram Soch3,4
1Department of Behavioral Neurology, Leibniz Institute for Neurobiology (LIN), Magdeburg 39118, Germany.
Social cognitive and affective neuroscience
|August 26, 2023
概括
对经验开放的个性特征与老年人更好的记忆有关. 高开放性保护大脑的记忆网络功能,这表明它对认知衰老有保护作用.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
- 认知老龄化 认知老龄化
背景情况:
- 情节性记忆随着年龄的增长而下降,这是衰老研究中的一贯发现.
- 个性特征"对经验的开放"与老年人更好的情节性记忆有关.
- 这种关联背后的神经机制在很大程度上是未知的.
研究的目的:
- 在年轻人和老年人中调查开放性和记忆网络功能之间的关系.
- 探索开放是否影响记忆编码期间的大脑活动模式.
主要方法:
- 在352名参与者 (143名老年人,209名年轻人) 的视觉记忆编码任务中使用功能磁共振成像 (fMRI).
- 通过在内存编码 (SAME) 时激活的相似性得分来评估内存网络完整性.
- 通过使用NEO五因素库存来衡量开放性.
主要成果:
- 与年轻人相比,老年人表现出较低的记忆性能和减少的记忆网络完整性 (较低的SAME分数).
- 在老年人中,更高的开放性与更好的记忆性能有关.
- 调解分析显示,较高的SAME分数部分解释了老年人开放性和记忆表现之间的联系.
结论:
- 特征开放性可能会在认知衰老中起到保护作用.
- 在老年人中,开放性与大脑记忆网络功能的更好保存有关.
更多相关视频
10:13Assessment of Age-related Changes in Cognitive Functions Using EmoCogMeter, a Novel Tablet-computer Based Approach
Published on: February 14, 2014
13.8K
07:01Working Memory Training for Older Participants: A Control Group Training Regimen and Initial Intellectual Functioning Assessment
Published on: September 20, 2020
4.8K
相关概念视频
Role of Cerebellum and Prefrontal Cortex in Memory
472
The cerebellum, while traditionally associated with motor control, also plays a crucial role in memory, particularly in procedural memory, which involves learning motor tasks that become automatic through repetition. For example, studies have shown that when the cerebellum is damaged, individuals or animals lose the ability to learn conditioned motor responses, such as the conditioned eye-blink response in classical conditioning experiments with rabbits. This study demonstrates the...
472
Role of Neurotransmitters in Memory
623
Neurotransmitters are integral to the brain's communication system, enabling neurons to transmit signals across synapses. This chemical exchange underpins various cognitive functions, including memory processes. The role of neurotransmitters in memory is multifaceted, influencing the encoding, consolidation, and retrieval of memories through their action on different neural circuits.
Glutamate and Synaptic Plasticity
Glutamate, the brain's main excitatory neurotransmitter, is...
Glutamate and Synaptic Plasticity
Glutamate, the brain's main excitatory neurotransmitter, is...
623
Higher Mental Functions of Brain: Learning and Memory
869
Memory is one of the most vital higher mental functions of the brain. Memory is closely related to learning because it enables us to retain information and experiences from our past to use them in our present life. It also helps us to remember facts, events, and skills, such as riding a bike or swimming. There are two types of memory — declarative memory, which involves memorizing facts or events, and procedural memory, which enables us to remember how to do something like writing or...
869
Cognitive Development During Adulthood
155
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,...
155
Eyewitness Memory
135
Eyewitness memory refers to the recollection of events by someone who has directly witnessed them, often serving as critical evidence in legal settings. This type of memory is commonly used in criminal cases where a witness describes details like a suspect's appearance, clothing, or behavior during a crime. However, despite its perceived reliability, eyewitness memory is prone to significant errors.
One such error is memory distortion, which occurs because human memory does not function...
One such error is memory distortion, which occurs because human memory does not function...
135
Working Memory
373
Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
373
