関連する実験動画
Updated: Aug 12, 2026

07:44
Localization of the Locus Coeruleus in the Mouse Brain
Published on: March 7, 2019
人間の脳における認知機能の局所化
M I Posner1, S E Petersen, P T Fox
1Department of Neurology, Washington University Medical Center, St. Louis, MO 63110.
まとめ
人間の脳は,読書などの認知作業のために,特定の精神的操作を局所化する. 新しいニューラルイメージングと病変の研究は,ローカルコンピューティングが複雑な機能にどのように統合されるかを示して,これを支持しています.
科学分野:
- 認知神経科学とは
- 神経生物学 神経生物学とは
背景:
- 認知理論は,精神的操作が脳内に局所されていることを示唆している.
- 読書などの認知作業の神経基盤を理解することは極めて重要です.
研究 の 目的:
- 人間の脳における精神的操作の局所化を調査する.
- 神経画像,病変研究,その他の認知領域からの発見を統合する.
主な方法:
- 文字読みのタスクからのニューラルイメージングデータの分析.
- 正常な被験者および脳損傷患者に関する研究のレビュー.
- 精神的イメージ,タイミング,および記憶に関する研究から得られた証拠の合成.
主要な成果:
- 特定の脳領域が,認知作業の局所的な計算を行うという仮説を証拠が裏付けている.
- ローカルコンピューティングの統合は,読書などの複雑な認知機能に不可欠です.
- 様々な認知領域からの発見は,局所化仮説を支持するために収束する.
結論:
- 人間の脳は,精神的な操作のために局所的なニューラルコンピューティングを使用します.
- これらの局所的な操作は,複雑な認知のタスクを実行するために統合されています.
- 神経画像と病変の研究は,このモデルに収束する証拠を提供します.
関連する概念動画
Cognitivism
Cognitive psychology emerged as a significant field in the mid-20th century. It focused on understanding humans' internal mental processes. This approach emphasizes how people perceive, remember, think, and solve problems—elements critical to human cognition.
Previously dominated by behaviorism, which prioritized observable behaviors and largely ignored mental processes, psychology transformed in the 1950s. Cognitive psychologists argue that understanding how we think and process information is...
Previously dominated by behaviorism, which prioritized observable behaviors and largely ignored mental processes, psychology transformed in the 1950s. Cognitive psychologists argue that understanding how we think and process information is...
Organization of the Brain
The brain is an integral component of the nervous system and serves as the center for processing sensory inputs, making decisions, and directing bodily actions. This complex organ is organized into three primary sections: the hindbrain, midbrain, and forebrain, each responsible for a range of vital functions.
Hindbrain
The hindbrain, located at the base of the brain, plays a vital role in regulating automatic processes that sustain life. It includes the medulla oblongata, which is essential for...
Hindbrain
The hindbrain, located at the base of the brain, plays a vital role in regulating automatic processes that sustain life. It includes the medulla oblongata, which is essential for...
Lobes of the Cerebrum
The cerebral cortex, a critical structure of the brain, is intricately divided into two hemispheres, each consisting of four distinct lobes: occipital, temporal, frontal, and parietal. These lobes function cooperatively to regulate various cognitive and sensory functions, forming the basis of our complex neural capabilities.
Frontal lobe
The frontal lobes, located behind the forehead, are the command center of our brain, controlling personality, intelligence, and voluntary muscle movements.
Frontal lobe
The frontal lobes, located behind the forehead, are the command center of our brain, controlling personality, intelligence, and voluntary muscle movements.
Lateralization
Brain lateralization refers to the division of mental processes and functions between the two hemispheres of the brain, a phenomenon that optimizes neural efficiency and underpins complex abilities in humans. This specialization allows each hemisphere to perform tasks where it has a comparative advantage, facilitating more refined cognitive capabilities across different domains.
Introduction to Cognitive Psychology
Cognitive psychology is the field of psychology dedicated to examining how people think. It attempts to explain how and why we think the way we do by studying the interactions among human thinking, emotion, creativity, language, and problem-solving, as well as other cognitive processes. Cognitive psychology studies how information is processed and manipulated in remembering, thinking, and knowing.
This field emerged in the mid-20th century, following a period dominated by behaviorism, which...
This field emerged in the mid-20th century, following a period dominated by behaviorism, which...
Language and Cognition
Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.

