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相关概念视频

Schemata01:17

Schemata

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A schema is a mental construct that organizes related concepts, allowing the brain to process information efficiently. Upon activation, schemata facilitate assumptions about people or objects.
Two types of schemata are:
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Schemas01:42

Schemas

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A schema is a mental construct consisting of a cluster or collection of related concepts (Bartlett, 1932). There are many different types of schemata, and they all have one thing in common: schemata are a method of organizing information that allows the brain to work more efficiently. When a schema is activated, the brain makes immediate assumptions about the person or object being observed.
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Storage01:23

Storage

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A schema is a mental framework that helps individuals organize and interpret information. Schemata, formed from previous experiences, influence how we process new information: how we encode it, the inferences we make, and how we retrieve it. For instance, a schema for what a typical classroom looks like might include desks, a teacher's desk, a whiteboard, and students in such an environment. This expectation helps us quickly understand and navigate new classrooms without needing to analyze...
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Structuralism01:26

Structuralism

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Structuralism, an early psychological theory developed by Wilhelm Wundt and his student Edward Bradford Titchener, sought to dissect the human mind into its most fundamental components. Wundt's groundbreaking work in his laboratory set the stage for Titchener to define structuralism's goal as cataloging the "atoms" of the mind—sensations, images, and feelings—akin to how chemists identify elements of matter.
Titchener's approach to structuralism was unique. He...
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Self-Schemas02:16

Self-Schemas

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In general, a schema is a mental construct consisting of a cluster or collection of related concepts (Bartlett, 1932). There are many different types of schemata, and they all have one thing in common: schemata are a method of organizing information that allows the brain to work more efficiently. When a schema is activated, the brain makes immediate assumptions about the person or object being observed.
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Concepts and Prototypes01:24

Concepts and Prototypes

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The human nervous system handles vast amounts of information by translating sensory stimuli into neural impulses, which the brain processes, creating thoughts expressed through language or stored as memories. The brain also synthesizes information from emotions and memories, which significantly influence thoughts and behaviors. This intricate process creates a comprehensive mental picture.
The brain organizes this information using concepts, which are mental categories grouping linguistic data,...
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花时间用前额外的图表编写思想.

Kwang Il Ryom1, Anindita Basu1, Debora Stendardi2

  • 1SISSA - Cognitive Neuroscience, via Bonomea 265, 34136, Trieste, Italy.

Experimental brain research
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概括

前额叶皮质可以指导大脑状态以连贯思考,当其微电路参数有利于强大,持久的吸引力时. 这种额头指导在后脑区域不太可能自发改变状态时最有效,这解释了前额头病变患者的缺陷.

关键词:
联想式记忆是一种联想式的记忆.皮层网络 皮层网络是指皮层网络.拉切动态的拉切动态心灵的流浪 - - 心灵的流浪顺序检索的顺序检索.自发的认知自发的认知.

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Design and Implementation of an fMRI Study Examining Thought Suppression in Young Women with, and At-risk, for Depression
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Continuous Theta Burst Stimulation of the Posterior Medial Frontal Cortex to Experimentally Reduce Ideological Threat Responses
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科学领域:

  • 神经科学是一个神经科学.
  • 计算神经科学是一种神经科学.
  • 认知科学 认知科学

背景情况:

  • 前额叶皮层 (PFC) 在执行功能中起着至关重要的作用,包括产生连贯的思维流.
  • 了解PFC指导皮质动态产生连续大脑状态的条件,对于解释认知过程至关重要.

研究的目的:

  • 研究前额叶皮质可以指导大脑状态的组成以产生连贯的思想流的条件.
  • 模拟微电路特性如何影响PFC引导神经活动时间序列的能力.

主要方法:

  • 利用一个简化的皮层动力学的波茨模型,分为前半和后半.
  • 分析了调节活动水平和微电路统计参数 (例如,局部吸引器) 如何影响时间序列的方向.

主要成果:

  • 前皮质倾向于领导大脑状态的组成,如果它拥有更多的,持久的,更强大的局部吸引力.
  • 当后皮层区域呈现较少自发状态过渡时,PFC的指导更有效.
  • 轻度前额外损伤的建模解释了在患者中观察到的心灵流浪和事件构建的缺陷.

结论:

  • 微电路的特性,特别是前额叶皮层的局部吸引器,对于其指导连贯思维流的能力至关重要.
  • 在时间序列中PFC的作用可能涉及强制执行时间导向的图表,与海马的无时间上下文贡献形成鲜明对比.
  • 该模型提供了与前额叶皮层功能障碍相关的认知缺陷的见解.