塔lamus及其与皮层区域的功能连接有助于复杂性依赖的认知推理
1School of Psychology, Northwest Normal University, Lanzhou 730070, China.
Neuroscience
|October 25, 2024
概括
丘陵体在认知推理中发挥着关键作用,在复杂的任务中显示出增加的激活和与皮质区域的连接性. 特定的thalamic亚区域也表现出基于推理复杂性的各种连接模式.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
背景情况:
- 泰拉马斯在认知推理中的作用还未得到充分研究,先前的研究重点是皮质区域.
- 了解胸腔皮层连接对于阐明高阶认知功能至关重要.
研究的目的:
- 在认知推理过程中调查胸膜激活和功能连接.
- 检查推理任务的复杂性如何影响thalamocortical相互作用.
主要方法:
- 使用了高分辨率的7特斯拉功能磁共振成像 (fMRI).
- 分析了在认知推理任务期间的胸膜激活和连接模式.
- 采用了基于结构连接的图谱定义的thalamic细分方法.
主要成果:
- 认知推理与高度的乳头激活和功能连接与关键皮质区域 (例如,dlPFC,IPS,ACC) 相关.
- 增加的推理复杂性与更大的thalamic激活和连接性相关.
- 不同的thalamic亚区域显示特定的,与皮层区域的复杂性依赖的连接模式.
结论:
- thalamus 是认知推理的组成部分,支持复杂的思维过程.
- 甲状腺皮层网络可以动态地适应不同的推理需求.
- 这项研究突出显示了泰拉马斯对高阶认知的重要贡献.
更多相关视频
09:00Investigating the Function of Deep Cortical and Subcortical Structures Using Stereotactic Electroencephalography: Lessons from the Anterior Cingulate Cortex
Published on: April 15, 2015
12.3K
11:47Modulating Cognition Using Transcranial Direct Current Stimulation of the Cerebellum
Published on: February 15, 2015
28.6K
相关概念视频
Diencephalon: Thalamus and Information Relay
1.5K
The thalamus, often called “the gateway to the cerebral cortex,” is vital in processing and directing sensory and motor signals throughout the brain. Almost all inputs destined for the cerebral cortex, except for olfactory signals, are relayed through the thalamus. The thalamus is a sophisticated relay station, channeling information from various brain regions to the cerebral cortex, as well as a filter, prioritizing certain signals over others based on current physiological...
1.5K
Somatosensory, Motor, and Association Cortex
418
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...
418
Functional Brain Systems: Limbic System
2.3K
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...
2.3K
Diencephalon: Anatomical Regions
1.7K
The diencephalon, etymologically translated as 'through brain,' plays an integral role as the conduit between the cerebrum and the vast extent of the nervous system. However, the olfactory system is an exception, as it interfaces directly with the cerebrum. The diencephalon, deeply ensconced beneath the cerebrum, primarily consists of three paired structures — the thalamus, hypothalamus, and epithelamus. It also includes accessory structures such as the subthalamus, which houses...
1.7K
Lobes of the Cerebrum
563
The cerebral cortex, a critical structure of the brain, is intricately divided into two hemispheres, each consisting of four distinct lobes: occipital, temporal, frontal, and parietal. These lobes function cooperatively to regulate various cognitive and sensory functions, forming the basis of our complex neural capabilities.
Frontal lobe
The frontal lobes, located behind the forehead, are the command center of our brain, controlling personality, intelligence, and voluntary muscle movements....
Frontal lobe
The frontal lobes, located behind the forehead, are the command center of our brain, controlling personality, intelligence, and voluntary muscle movements....
563
Motor and Sensory Areas of the Cortex
3.0K
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...
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...
3.0K
