Jove
Visualize
お問い合わせ
JoVE
x logofacebook logolinkedin logoyoutube logo
JoVEについて
概要リーダーシップブログJoVEヘルプセンター
著者向け
出版プロセス編集委員会範囲と方針査読よくある質問投稿
図書館員向け
推薦の声購読アクセスリソース図書館諮問委員会よくある質問
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experimentsアーカイブ
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教員リソースセンター教員サイト
利用規約
プライバシーポリシー
ポリシー

関連する概念動画

Role of Cerebellum and Prefrontal Cortex in Memory01:14

Role of Cerebellum and Prefrontal Cortex in Memory

633
The cerebellum, while traditionally associated with motor control, also plays a crucial role in memory, particularly in procedural memory, which involves learning motor tasks that become automatic through repetition. For example, studies have shown that when the cerebellum is damaged, individuals or animals lose the ability to learn conditioned motor responses, such as the conditioned eye-blink response in classical conditioning experiments with rabbits. This study demonstrates the...
633
Working Memory01:24

Working Memory

468
Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
468
Association Areas of the Cortex01:21

Association Areas of the Cortex

6.6K
Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
6.6K
Cerebellum: Anatomical Regions01:17

Cerebellum: Anatomical Regions

2.5K
The cerebellum, also known as the "little brain," is located in the posterior cranial fossa, inferior to the tentorium cerebelli and dorsal to the brainstem. It plays a significant role in motor control, coordination, and proprioception.
Cerebellar Structure
Externally, the cerebellum features a highly convoluted surface with numerous folia (narrow ridges) separated by shallow sulci (grooves). The cerebellum is divided into two hemispheres by a thin median structure known as the vermis. The...
2.5K
Lobes of the Cerebrum01:22

Lobes of the Cerebrum

1.8K
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....
1.8K

こちらも読む

関連記事

共著者、ジャーナル、引用グラフによってこの研究に関連する記事。

並び替え
Same author

Initial organization and progressive expansion of the math-responsive brain network during the first school years.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

Neural representation of action symbols in primate frontal cortex.

Nature·2026
Same author

Continuous flash suppression of neural responses and population orientation coding in macaque V1.

eLife·2026
Same author

Single-neuron network topology governs neural computation and learning in primate cortex.

Nature communications·2026
Same author

Representations of geometric shapes have syntactic structure.

Journal of experimental psychology. General·2026
Same author

Global error signal guides local optimization in mismatch calculation.

Nature communications·2026

関連する実験動画

Updated: Oct 4, 2025

Investigating Object Representations in the Macaque Dorsal Visual Stream Using Single-unit Recordings
07:08

Investigating Object Representations in the Macaque Dorsal Visual Stream Using Single-unit Recordings

Published on: August 1, 2018

8.4K

マカクの前頭皮質におけるシーケンスの作業記憶の幾何学

Yang Xie1, Peiyao Hu1, Junru Li1

  • 1Institute of Neuroscience, Key Laboratory of Primate Neurobiology, CAS Center for Excellence in Brain Science and Intelligence Technology, Chinese Academy of Sciences, Shanghai 200031, China.

Science (New York, N.Y.)
|February 10, 2022
PubMed
まとめ
この要約は機械生成です。

脳は前頭前皮質にある 幾何学的なコードを使って 作業記憶の配列を記憶します このコードは 空間情報を 順位で整理し 順番の情報を 記憶する方法を説明します

さらに関連する動画

An Appetitive Spatial Working Memory Task for Mice in a Semi-Automated 8-Arm Radial Maze, Reducing Fearful Memory Association in the Maze
14:24

An Appetitive Spatial Working Memory Task for Mice in a Semi-Automated 8-Arm Radial Maze, Reducing Fearful Memory Association in the Maze

Published on: July 29, 2025

751
Automated Visual Cognitive Tasks for Recording Neural Activity Using a Floor Projection Maze
11:15

Automated Visual Cognitive Tasks for Recording Neural Activity Using a Floor Projection Maze

Published on: February 20, 2014

13.2K

関連する実験動画

Last Updated: Oct 4, 2025

Investigating Object Representations in the Macaque Dorsal Visual Stream Using Single-unit Recordings
07:08

Investigating Object Representations in the Macaque Dorsal Visual Stream Using Single-unit Recordings

Published on: August 1, 2018

8.4K
An Appetitive Spatial Working Memory Task for Mice in a Semi-Automated 8-Arm Radial Maze, Reducing Fearful Memory Association in the Maze
14:24

An Appetitive Spatial Working Memory Task for Mice in a Semi-Automated 8-Arm Radial Maze, Reducing Fearful Memory Association in the Maze

Published on: July 29, 2025

751
Automated Visual Cognitive Tasks for Recording Neural Activity Using a Floor Projection Maze
11:15

Automated Visual Cognitive Tasks for Recording Neural Activity Using a Floor Projection Maze

Published on: February 20, 2014

13.2K

科学分野:

  • 神経科学
  • 認知科学
  • 計算神経科学

背景:

  • 脳が作業記憶に 連続した情報をどのように 暗号化するかを理解することは 神経科学の根本的な課題です
  • 過去の研究では,遅延期間中に秩序付けられた情報の記憶を制御する神経メカニズムを完全に解明できませんでした.

研究 の 目的:

  • 連続作業記憶の 神経コードを調査する
  • 脳が記憶したシーケンスに 順序と空間的内容をどのように表すかを決定する.

主な方法:

  • 2フォトンのカルシウム画像を用いて マカクの前頭前皮質の神経細胞の活動を記録しました
  • 場所の配列を記憶し 遅延期間を経て再現することを要求するタスクを行いました

主要な成果:

  • 高次元の神経状態の空間の中で 幾何学的な組織を発見した
  • シーケンス内の順序順位に基づいて空間的位置を表す低次元サブスペースを特定した.
  • この表現幾何学が新しい配列に一般化され,行動的パフォーマンスを予測することを示した.
  • 個々のニューロンではなく 集団レベルでの情報統合を 発見しました

結論:

  • 単純な表現幾何学が シーケンスワーキングメモリを支えている.
  • 脳は分布した 集団レベルのコードを使って 秩序ある情報を表現します
  • この幾何学的なエンコーディングは シーケンスワーキングメモリとその神経基盤を理解するための枠組みを提供します