与情绪调节相关的大脑活动预测工作记忆能力的个体差异.
Scarlett B Horner1, Roshni Lulla2, Helen Wu2
1Department of Psychology, Brain and Cognitive Sciences, University of Manitoba, 190 Dysart Road, Winnipeg, MB, R3T 2N2, Canada.
Cognitive, affective & behavioral neuroscience
|October 8, 2024
概括
这项研究表明,在情绪调节期间的大脑活动预测了工作记忆能力. 情绪调节和工作记忆的神经机制,特别是在背部侧面前额皮质 (dlPFC),重叠.
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
- 脑部成像 脑部成像
背景情况:
- 行为研究将工作记忆与情绪调节的有效性联系起来.
- 这些功能之间的神经重叠仍在争论中,证据不尽相同.
研究的目的:
- 调查工作记忆能力是否可以从情绪调节期间的大脑活动中预测.
- 确定共享的神经机制,特别是在背侧侧前额叶皮层 (dlPFC).
主要方法:
- 101名参与者在观看或重新评估负面图像时接受了fMRI.
- 使用韦施勒成人智力尺度 (WAIS-IV) 评估工作记忆.
- 全脑分析和多维素模式分析 (MVPA) 用于将大脑活动与工作记忆联系起来.
主要成果:
- 在情绪重新评估期间,右 dlPFC 中的活动与工作记忆能力有积极的相关性.
- 在情绪调节期间,MVPA成功地预测了个人工作记忆与dlPFC活动模式之间的差异.
结论:
- 这些发现支持了工作记忆和情绪调节之间的共享认知过程和神经支.
- 背侧前额皮质 (dlPFC) 在这种重叠中发挥着关键作用.
相关概念视频
Working Memory
138
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...
138
Information Processing Approach
30
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...
30
Physiology of Emotion
632
The physiology of emotions is a multifaceted process involving the autonomic nervous system, brain structures, hormones, and neurotransmitters. This intricate interplay dictates how emotions manifest in the body and influence behavior.
Autonomic Nervous System
The autonomic nervous system (ANS) plays a critical role in emotional responses by regulating involuntary physiological functions. It consists of two main components: the sympathetic and parasympathetic systems. The sympathetic system...
Autonomic Nervous System
The autonomic nervous system (ANS) plays a critical role in emotional responses by regulating involuntary physiological functions. It consists of two main components: the sympathetic and parasympathetic systems. The sympathetic system...
632
Cognitive Theories: Schachter-Singer Theory of Emotion
301
Stanley Schachter and Jerome Singer proposed the two-factor theory of emotion, which emphasizes the interplay between physiological arousal and cognitive labeling in forming emotional experiences. This theory suggests that emotions are not simply a result of physiological responses but rather a combination of these responses and the individual's cognitive interpretation of them.
Physiological Arousal and Cognitive Labeling
According to this theory, when an individual experiences...
Physiological Arousal and Cognitive Labeling
According to this theory, when an individual experiences...
301
Role of Cerebellum and Prefrontal Cortex in Memory
378
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...
378
Functional Brain Systems: Limbic System
2.4K
The limbic system, often called the "emotional brain," is a complex set of structures located deep within the brain. The intricate network of the limbic system supports a wide range of psychological functions, from emotional regulation to memory formation and sensory processing. This functional brain region encompasses specific parts of the diencephalon and the cerebrum, integrating the higher mental functions of the cerebral cortex with the primitive emotional responses of the deep...
2.4K


