Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Somatosensory, Motor, and Association Cortex01:24

Somatosensory, Motor, and Association Cortex

477
The somatosensory cortex in the parietal lobes is crucial for interpreting sensory data such as touch, temperature, and proprioception. The somatosensory cortex, situated in the parietal lobes, plays a vital role in interpreting sensory information like touch, temperature, and proprioception—awareness of body position. This specialized brain region features an organized structure wherein neurons at the top primarily process sensations originating from the lower body. In contrast, those at...
477
Association Areas of the Cortex01:21

Association Areas of the Cortex

5.3K
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,...
5.3K
Motor and Sensory Areas of the Cortex01:14

Motor and Sensory Areas of the Cortex

3.7K
The cerebral cortex, the brain's outermost layer, is pivotal in processing complex cognitive tasks, emotions, and various sensory inputs and executing voluntary motor activities. This intricate structure is divided into three primary functional areas: the motor areas, sensory areas, and association areas.
Motor Areas
The motor areas located in the frontal lobe are central to controlling voluntary movements. This region is further subdivided into the primary motor cortex and the premotor cortex....
3.7K
Spinal Cord: Information Processing01:10

Spinal Cord: Information Processing

1.3K
The spinal cord is an integral hub for motor and sensory information that enables the brain to communicate with the peripheral nervous system (PNS). This communication consists of relaying sensory data and transmission of motor commands.
Sensory Information Processing
Sensory information processing begins at the sensory receptors located in the skin and other tissues, which detect somatic sensory stimuli such as touch, temperature, or pain. These receptors function as catalysts, initiating...
1.3K
Mechanistic Models: Compartment Models in Individual and Population Analysis01:23

Mechanistic Models: Compartment Models in Individual and Population Analysis

37
Mechanistic models are utilized in individual analysis using single-source data, but imperfections arise due to data collection errors, preventing perfect prediction of observed data. The mathematical equation involves known values (Xi), observed concentrations (Ci), measurement errors (εi), model parameters (ϕj), and the related function (ƒi) for i number of values. Different least-squares metrics quantify differences between predicted and observed values. The ordinary least...
37
Neural Circuits01:25

Neural Circuits

1.1K
Neural circuits and neuronal pools are two of the main structures found in the nervous system. Neural circuits are networks of neurons that work together to carry out a specific task or process. They consist of interconnected neurons and glial cells, which provide structural and metabolic support.
Neuronal pools are collections of nerve cells with similar functions and interact through chemical and electrical signals. These pools include both interneurons (the central neural circuit nodes that...
1.1K

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Parietal cortex is causally required for state-dependent decisions.

Cell reports·2025
Same author

Circulating Antioxidant Nutrients and Brain Age in Midlife Adults.

Biopsychosocial science and medicine·2025
Same author

Local Differences in Network Organization in the Auditory and Parietal Cortex, Revealed with Single Neuron Activation.

The Journal of neuroscience : the official journal of the Society for Neuroscience·2025
Same author

Simultaneous interneuron labeling reveals cell type-specific, population-level interactions in cortex.

iScience·2024
Same author

Arousal and Locomotion Differently Modulate Activity of Somatostatin Neurons across Cortex.

eNeuro·2023
Same author

Simultaneous interneuron labeling reveals population-level interactions among parvalbumin, somatostatin, and pyramidal neurons in cortex.

bioRxiv : the preprint server for biology·2023
Same journal

A human-specific genetic modifier reconfigures large-scale cortical network dynamics underlying behavioral performance.

bioRxiv : the preprint server for biology·2026
Same journal

<i>Staphylococcus aureus</i> uses a eukaryotic-like uridyltransferase to make UDP-GlcNAc for cell wall synthesis.

bioRxiv : the preprint server for biology·2026
Same journal

Dynamic redistribution of eIF4F controls cap-dependent translation initiation.

bioRxiv : the preprint server for biology·2026
Same journal

When does additional information improve accuracy of RNA secondary structure prediction?

bioRxiv : the preprint server for biology·2026
Same journal

Normative brain-state trajectories reveal deviation from healthy aging in Alzheimer's disease.

bioRxiv : the preprint server for biology·2026
Same journal

Noradrenergic infraslow rhythm during sleep is the critical link between heart-rate dynamics and memory consolidation.

bioRxiv : the preprint server for biology·2026
查看所有相关文章

相关实验视频

Updated: Jun 24, 2025

Large-scale Three-dimensional Imaging of Cellular Organization in the Mouse Neocortex
09:55

Large-scale Three-dimensional Imaging of Cellular Organization in the Mouse Neocortex

Published on: September 5, 2018

8.4K

人口在皮层中的不同状态依赖性编码.

Akhil C Bandi1,2, Caroline A Runyan3,2

  • 1Neuroscience Institute, Carnegie Mellon University, Pittsburgh, PA.

bioRxiv : the preprint server for biology
|June 3, 2024
PubMed
概括
此摘要是机器生成的。

内在状态,如兴奋和动机影响决策. 关联皮层中的神经活动,但不是感官皮层,在任务期间强烈反映这些内部状态.

更多相关视频

Live Imaging of Primary Cerebral Cortex Cells Using a 2D Culture System
10:12

Live Imaging of Primary Cerebral Cortex Cells Using a 2D Culture System

Published on: August 9, 2017

8.2K
Single Cell Multiplex Reverse Transcription Polymerase Chain Reaction After Patch-clamp
10:44

Single Cell Multiplex Reverse Transcription Polymerase Chain Reaction After Patch-clamp

Published on: June 20, 2018

9.8K

相关实验视频

Last Updated: Jun 24, 2025

Large-scale Three-dimensional Imaging of Cellular Organization in the Mouse Neocortex
09:55

Large-scale Three-dimensional Imaging of Cellular Organization in the Mouse Neocortex

Published on: September 5, 2018

8.4K
Live Imaging of Primary Cerebral Cortex Cells Using a 2D Culture System
10:12

Live Imaging of Primary Cerebral Cortex Cells Using a 2D Culture System

Published on: August 9, 2017

8.2K
Single Cell Multiplex Reverse Transcription Polymerase Chain Reaction After Patch-clamp
10:44

Single Cell Multiplex Reverse Transcription Polymerase Chain Reaction After Patch-clamp

Published on: June 20, 2018

9.8K

科学领域:

  • 神经科学是一个神经科学.
  • 认知科学 认知科学
  • 决策 - 决策 - 决策 - 决策

背景情况:

  • 在决策任务中的行为表现随着内部状态 (如兴奋和动机) 的波动而波动.
  • 这些内部状态对不同大脑区域的神经编码的影响仍然不清楚.

研究的目的:

  • 为了研究内部状态如何影响听觉皮层 (AC) 和后壁皮层 (PPC) 中的神经活动,在声音定位任务中.
  • 模拟不同行为策略及其神经相关之间的过渡.

主要方法:

  • 在小鼠执行基于导航的声音定位任务时,从AC和PPC记录了神经活动.
  • 模拟潜伏的行为性能状态,包括最佳和次优化策略.
  • 分析了与绩效状态相关的人口活动模式和神经合.

主要成果:

  • 行为策略在最佳和次优状态之间过渡,其特点是偏见和错误.
  • 内部表现状态显著调节后壁皮质皮质 (PPC) 中的人口活动,这是一个关联区域,但不是主要听觉皮质 (AC).
  • 个体PPC神经元活动和神经合在低于最佳性能期间受到外部输入和行为的影响,而在最佳状态下合是最强的.

结论:

  • 在关联皮层 (PPC) 中的神经活动与内在状态的联系比在感官皮层 (AC) 中更为动态.
  • 这表明,协会区域在整合内部状态与灵活决策的感官信息方面发挥着关键作用.