Of student fatigue is reduced and shows the remaining time in class, motivation is seeping a little. Workings of the brain revealed a special group of colleagues Mizuno (Kobe), RIKEN Research Center for Molecular Imaging Science to study the relationship between fatigue and motivation can affect the feelings of the two.
Mr. Mizuno If you want to point out some work in a limited amount of time, and the remaining time to show it is effective "in the rehabilitation of hospitals and school teaching, I want to apply to students and patients have a low attention span" and speak.
Mr. Mizuno was given 45 minutes the same time a challenge to human class men and women between the ages of 19 and 17, 37, try to force memory to display the people and numbers next to the computer screen. Screen shows the remaining time at the same time a total of 25 times the blood flow was examined nucleus accumbens of the brain using, feel the desire "(fMRI) and functional magnetic resonance imaging device."
Results of the experiment, we found that the activity of the frontal cortex (or cancer) is lower orbital blood flow in the nucleus accumbens became active in the presentation of the remaining time, feel too tired of the nucleus accumbens activity is high. Mr. Mizuno's group in the future, to elucidate the working substance in the brain between the nucleus accumbens and orbitofrontal cortex. Certainly the sense, and shows the remaining time to get that many minutes after the end if I will be your best. I try to apply some form of Could it be that good.
授業中に残り時間を示すと生徒の疲労感が軽減され、やる気が少し湧いてくる。疲労と意欲の関係を研究する理化学研究所分子イメージング科学研究センター(神戸市)の水野特別研究員らのグループが2つの感情に影響する脳の働きを明らかにした。
限られた時間で何らかの作業をする場合、残り時間を示すことは有効だと指摘する水野さんは「学校の授業や病院のリハビリで、集中力が続かない生徒や患者に応用してほしい」と話す。
水野さんは19~37歳の男女17人に、パソコンの画面に次々と数字を表示して記憶力を試す課題を授業時間と同じ45分間与えた。同時に残り時間を計25回画面に示し「機能的磁気共鳴画像装置(fMRI)」を使って、意欲を感じる脳の側坐核の血流を調べた。
実験の結果、残り時間の提示で側坐核の血流が活発になり、側坐核の活動が高いほど疲れを感じさせる眼窩(がんか)前頭野の活動が低くなることが分かった。水野さんらのグループは今後、側坐核と眼窩前頭野の間で働く脳内物質を解明する。確かに、残り時間を示してもらうと、あと何分頑張れば終わるという感覚にはなりますね。何らかの形で応用してみるのはいいのかもしれませんね。
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