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Critical Thinking II01:25

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Critical thinking is a cognitive process with several attributes. The attributes of critical thinking include the following:
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A Method for Investigating Age-related Differences in the Functional Connectivity of Cognitive Control Networks Associated with Dimensional Change Card Sort Performance
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专业知识 临床推理和决策任务后休息状态功能连接模式的相关变化

Filomeno Cortese1,2, Pamela Hruska3, Kevin J McLaughlin4

  • 1Department of Community Health Sciences, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada.

Brain and behavior
|January 13, 2026
PubMed
概括
此摘要是机器生成的。

经验丰富的胃肠病学家在任务后保持活跃的大脑网络,与那些重新回到自我参考思维的新手不同. 这表明,不同的神经机制支持诊断专业知识的发展.

关键词:
临床推理 临床推理专业知识 专业知识功能性磁共振成像技术 功能性磁共振成像技术休息状态的静止状态.单变量和多变量分析.

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Online Repetitive Transcranial Magnetic Stimulation of Dorsomedial and Dorsolateral Prefrontal Cortex in Cognition Decision Making, and Cognitive Dissonance
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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
  • 医学教育 医学教育

背景情况:

  • 医学诊断专业知识对于有效的患者护理至关重要.
  • 了解临床决策的神经基础可以为培训策略提供信息.
  • 专业知识被认为与初学者表现相比,涉及不同的认知和神经过程.

研究的目的:

  • 研究专家胃肠病学家与初学者医学生的临床决策的行为和神经相关性.
  • 确定诊断专业知识如何反映在决策任务前后的大脑活动中.
  • 识别与专业知识相关的大脑连接的差异.

主要方法:

  • 参与者完成了一项临床决策任务,并进行了行为测量 (准确性,响应时间).
  • 休息状态的fMRI是在任务之前和之后立即获得的.
  • 基于种子的连接性和部分最小方形 (PLS) 分析集中在前极前额叶皮层 (FPPFC) 网络上.

主要成果:

  • 专家们表现出卓越的准确性和速度,特别是在更容易的情况下,这表明认知效率提高.
  • 任务结束后,专家们显示FPPFC与状环 (执行控制网络) 的连接性增加,而新手则与后侧环状皮质 (默认模式网络) 连接.
  • PLS分析显示,专家在任务后参与执行/注意网络,而新手则激活默认模式网络区域.

结论:

  • 临床专业知识与目标导向神经网络在任务后的持续参与有关,这表明持续的认知评估.
  • 新手往往会从任务中脱而出,回到内部指导的思维过程中.
  • 独特的神经机制是诊断专业知识的发展和维护的基础.