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相关概念视频

Neuroplasticity01:01

Neuroplasticity

411
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.
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Neural Regulation01:37

Neural Regulation

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Digestion begins with a cephalic phase that prepares the digestive system to receive food. When our brain processes visual or olfactory information about food, it triggers impulses in the cranial nerves innervating the salivary glands and stomach to prepare for food.
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Brain Waves01:23

Brain Waves

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Brain waves are electrical signals generated by the neurons in the brain, which are regularly monitored to measure mental activities. Brain waves and their frequency ranges can be measured using an electroencephalogram or EEG. There are four main types of brain waves, each with distinct characteristics:
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相关实验视频

Updated: Jul 15, 2025

Profiling Maternal Behavior Responses During Whole-Brain Imaging
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Published on: January 24, 2025

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人类大脑状态的动态反映了个体的神经现象型.

Kangjoo Lee1, Jie Lisa Ji1, Clara Fonteneau1

  • 1Department of Psychiatry, Yale University School of Medicine, New Haven, CT, USA.

bioRxiv : the preprint server for biology
|October 4, 2023
PubMed
概括

个人的大脑活动 (状态) 和特征显示日复一日的变化. 这些神经变异与行为有关,揭示了理解个人差异和结果的可重现模式.

关键词:
大脑状态 大脑状态协同激活模式的共同激活模式神经成像是一种神经成像.可复制性的可复制性属性 属性 属性 属性 属性

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Dynamic Inter-subject Functional Connectivity Reveals Moment-to-Moment Brain Network Configurations Driven by Continuous or Communication Paradigms
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Dynamic Inter-subject Functional Connectivity Reveals Moment-to-Moment Brain Network Configurations Driven by Continuous or Communication Paradigms

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Inter-Brain Synchrony in Open-Ended Collaborative Learning: An fNIRS-Hyperscanning Study
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Dynamic Inter-subject Functional Connectivity Reveals Moment-to-Moment Brain Network Configurations Driven by Continuous or Communication Paradigms
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科学领域:

  • 神经科学是一个神经科学.
  • 认知科学 认知科学
  • 心理学 心理学 心理学

背景情况:

  • 神经活动和行为的个体差异被认为是状态 (在个体内) 和特征 (在个体之间).
  • 这些状态特征神经变异和行为表型之间的关系仍然不完全理解.
  • 休息状态功能磁共振成像 (rs-fMRI) 为内在大脑功能提供了一个窗口.

研究的目的:

  • 使用rs-fMRI量化大脑全局协同激活模式的瞬间变化.
  • 在个人层面上识别这些模式的可重现的时空特征.
  • 研究状态特征神经变异与行为差异之间的联系.

主要方法:

  • 休息状态功能磁共振成像 (rs-fMRI) 数据的分析.
  • 量化大脑范围内的协同激活模式及其动态变化.
  • 用特征减小技术来识别关键的神经变异.
  • 神经变异和行为表型之间的相关性分析.

主要成果:

  • 同激活模式的可重现的时空特征在单个受试者层面上被确定.
  • 一项联合分析揭示了个体差异的一般动机,包括每天变化的特定状态和一般神经特征.
  • 主要的神经变异与与认知功能,情绪调节和物质使用有关的行为表型有显著的共同变化.
  • 占据特定协同激活模式的个体特异概率是可重现的,并与神经和行为特征相关.

结论:

  • 该研究成功量化了rs-fMRI的动态,状态特征神经变异.
  • 这些神经变异与个体行为差异有关,包括认知和情绪调节.
  • 这种方法有望开发可重现的神经成像标记器,用于预测个体功能结果.