行动效果整合过程中的成熟变化反映在指导皮质网络通信变化中.
Jasmin Mayer1, Moritz Mückschel1, Bernhard Hommel2
1Cognitive Neurophysiology, Department of Child and Adolescent Psychiatry, Faculty of Medicine, TU Dresden, Dresden, Germany.
Human brain mapping
|September 8, 2025
概括
青少年和成年人都使用类似的大脑网络进行动作效果结合 (AEB),但青少年显示出更强的连接性并招募额外的区域,这表明他们如何将行动与结果联系起来的发育差异.
科学领域:
- 神经科学是一个神经科学.
- 认知发展 认知发展
- 发展心理学 发展心理学
背景情况:
- 动作效果结合 (AEB) 对于有意行动和认知发展至关重要.
- 虽然AEB在成年人中被理解,但其在青少年中的神经生理基础尚不清楚.
研究的目的:
- 调查青少年和成年人之间AEB基础的定向皮质网络通信的发育差异.
- 探索AEB在这些年龄组中的theta驱动定向连接如何不同.
主要方法:
- 使用脑电图 (EEG) 频率标记方法.
- 在AEB任务中检查了青少年和成年人的theta驱动定向连接.
主要成果:
- 青少年和成人都参与了核心网络 (岛屿,前叶,下额叶皮层).
- 青少年显示出更强的定向连接性,特别是在前叶相互作用中.
- 青少年独特地招募了后腹部流域 (例如,舌头环).
结论:
- AEB的神经架构存在于青春期,但其功能组织与成年期不同.
- 青少年可能更多地依赖于AEB的表示处理和感官集成.
- 研究结果提供了新的洞察力,了解用于故意行动控制的皮质网络的发育变化.
相关概念视频
Neuroplasticity
1.6K
Neuroplasticity reflects the brain's remarkable capacity to adapt and evolve, responding dynamically to learning, experiences, or injury by reorganizing its neural circuitry. This reorganization involves creating new neural connections and refining old ones through a series of biological processes that contribute to the brain's lifelong development and adaptability.
1.6K
Integration of Synaptic Events
3.5K
Synaptic integration mainly includes the summation of graded potentials. Graded potentials, regardless of their type, cause subtle alterations in membrane voltage, resulting in either depolarization or hyperpolarization. These incremental changes, when combined or summed, can propel the neuron toward its threshold. Consider, for example, a membrane experiencing a +15 mV shift, causing it to depolarize from -70 mV to -55 mV. In this scenario, graded potentials govern the membrane's ability to...
3.5K
Motor and Sensory Areas of the Cortex
7.0K
The cerebral cortex, the brain's outermost layer, is pivotal in processing complex cognitive tasks, emotions, and various sensory inputs and executing voluntary motor activities. This intricate structure is divided into three primary functional areas: the motor areas, sensory areas, and association areas.
Motor Areas
The motor areas located in the frontal lobe are central to controlling voluntary movements. This region is further subdivided into the primary motor cortex and the premotor cortex....
Motor Areas
The motor areas located in the frontal lobe are central to controlling voluntary movements. This region is further subdivided into the primary motor cortex and the premotor cortex....
7.0K
Somatosensory, Motor, and Association Cortex
2.3K
The somatosensory cortex in the parietal lobes is crucial for interpreting sensory data such as touch, temperature, and proprioception. The somatosensory cortex, situated in the parietal lobes, plays a vital role in interpreting sensory information like touch, temperature, and proprioception—awareness of body position. This specialized brain region features an organized structure wherein neurons at the top primarily process sensations originating from the lower body. In contrast, those at...
2.3K
Information Processing Approach
522
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...
522


