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Updated: Mar 22, 2026

Brain Imaging Investigation of the Impairing Effect of Emotion on Cognition

Brain Imaging Investigation of the Impairing Effect of Emotion on Cognition

Published on: February 1, 2012

タスクフリーMRIは,タスクの実行中の脳活動における個々の違いを予測します.

I Tavor¹, O Parker Jones², R B Mars³

¹Oxford Centre for Functional Magnetic Resonance Imaging of the Brain (FMRIB), Nuffield Department of Clinical Neurosciences, John Radcliffe Hospital, Oxford OX3 9DU, UK. Department of Diagnostic Imaging, Sheba Medical Center, Tel Hashomer, 52621, Israel.

Science (New York, N.Y.)

|April 29, 2016

まとめ

この要約は機械生成です。

個々の脳の活動パターンは固有のもので予測可能なのです休息状態の脳接続の測定は個人の反応を予測し安定した機能的違いを明らかにします

さらに関連する動画

Transferring Cognitive Tasks Between Brain Imaging Modalities: Implications for Task Design and Results Interpretation in fMRI Studies

Transferring Cognitive Tasks Between Brain Imaging Modalities: Implications for Task Design and Results Interpretation in fMRI Studies

Published on: September 22, 2014

Correlating Behavioral Responses to fMRI Signals from Human Prefrontal Cortex: Examining Cognitive Processes Using Task Analysis

Correlating Behavioral Responses to fMRI Signals from Human Prefrontal Cortex: Examining Cognitive Processes Using Task Analysis

Published on: June 20, 2012

関連する実験動画

Last Updated: Mar 22, 2026

Brain Imaging Investigation of the Impairing Effect of Emotion on Cognition

Brain Imaging Investigation of the Impairing Effect of Emotion on Cognition

Published on: February 1, 2012

Transferring Cognitive Tasks Between Brain Imaging Modalities: Implications for Task Design and Results Interpretation in fMRI Studies

Transferring Cognitive Tasks Between Brain Imaging Modalities: Implications for Task Design and Results Interpretation in fMRI Studies

Published on: September 22, 2014

Correlating Behavioral Responses to fMRI Signals from Human Prefrontal Cortex: Examining Cognitive Processes Using Task Analysis

Correlating Behavioral Responses to fMRI Signals from Human Prefrontal Cortex: Examining Cognitive Processes Using Task Analysis

Published on: June 20, 2012

科学分野:

神経科学
認知神経科学
脳イメージング

背景:

認知作業では個々人の脳の活動が異なるのが普通です
戦略や努力といった暫定的な要因に起因します
この変動の潜在的原因は脳内にあるかもしれません

研究の目的:

脳の活動における個々の差異が,タスク独立の測定から予測できるかどうかを調査する.
休憩状態の脳の接続が課題に誘発された脳の反応を予測できるかどうかを判断するためです
脳の内在的な接続性と個人のレベルでの機能的活動との関係を調べる

主な方法:

磁気共鳴画像 (MRI) を使用して脳データを収集しました.
タスク独立 (休憩状態) の測定を用いて予測モデルを訓練した.
様々なタスク条件で未確認のトピックでタスクアクティベーションマップを予測することによってモデルを検証しました.

主要な成果:

開発されたモデルは,タスクに関連した脳活動における個々の違いを正確に予測しました.
タスク独立の接続パターンは個々の機能的反応を効果的に予測しました
休憩状態の脳の接続性と課題が誘発する活動との間に重要な結合が示されました

結論:

個々の脳の活動パターンは大抵は固有のもので予測可能なのです
休憩状態の機能的接続性は個々のタスクの反応の強い予測力です
この研究は個人の機能的な脳の組織の安定性を強調しています