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Related Concept Videos

Parallel Processing01:20

Parallel Processing

The brain processes sensory information rapidly due to parallel processing, which involves sending data across multiple neural pathways at the same time. This method allows the brain to manage various sensory qualities, such as shapes, colors, movements, and locations, all concurrently. For instance, when observing a forest landscape, the brain simultaneously processes the movement of leaves, the shapes of trees, the depth between them, and the various shades of green. This enables a quick and...
Motor and Sensory Areas of the Cortex01:14

Motor and Sensory Areas of the Cortex

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.
Association Areas of the Cortex01:21

Association Areas of the Cortex

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,...
Somatosensory, Motor, and Association Cortex01:23

Somatosensory, Motor, and Association Cortex

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 the...
Organization of the Brain01:30

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...
Role of Cerebellum and Prefrontal Cortex in Memory01:14

Role of Cerebellum and Prefrontal Cortex in Memory

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 cerebellum's...

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Related Experiment Video

Updated: May 9, 2026

Correlating Behavioral Responses to fMRI Signals from Human Prefrontal Cortex: Examining Cognitive Processes Using Task Analysis
10:33

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

Published on: June 20, 2012

Amodal processing in human prefrontal cortex.

Benjamin J Tamber-Rosenau1, Paul E Dux, Michael N Tombu

  • 1Department of Psychology, and Vanderbilt Vision Research Center, Vanderbilt University, Nashville, TN 37240, USA. benjamin.j.tamber-rosenau@vanderbilt.edu

The Journal of Neuroscience : the Official Journal of the Society for Neuroscience
|July 12, 2013
PubMed
Summary
This summary is machine-generated.

Cognitive theories suggest a central brain processor is modality-independent. However, this study reveals most frontal and parietal areas represent sensory modality, challenging the amodal concept.

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Cross-Modal Multivariate Pattern Analysis
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Last Updated: May 9, 2026

Correlating Behavioral Responses to fMRI Signals from Human Prefrontal Cortex: Examining Cognitive Processes Using Task Analysis
10:33

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Published on: June 20, 2012

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Cross-Modal Multivariate Pattern Analysis
13:51

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

Area of Science:

  • Cognitive Neuroscience
  • Neuroimaging
  • Brain Function

Background:

  • Information processing involves sensory input, motor output, and central stages mapping sensation to behavior.
  • Cognitive theories propose amodal central processing for flexible behavior across modalities.
  • The modality-specificity of brain regions involved in central processing remains debated.

Purpose of the Study:

  • To investigate whether brain regions supporting central information processing, specifically response selection, are amodal.
  • To determine if frontal and parietal cortical areas involved in response selection represent sensory modality.

Main Methods:

  • Utilized multivariate pattern analysis (MVPA) on functional magnetic resonance imaging (fMRI) data.
  • Compared response selection across different sensory and motor modalities in four experiments.
  • Examined modality coding in frontal and parietal cortical areas.

Main Results:

  • Most frontal and parietal cortical areas activated during response selection coded sensory modality.
  • This finding challenges the notion of amodal central processing in these regions.
  • Regions in the anterior insula and dorsolateral prefrontal cortex did not code modality but did code task process (selection vs. execution).

Conclusions:

  • Abstract encoding of information modality is not a widespread property of frontal and parietal cortices.
  • Subregions of the prefrontal cortex, specifically anterior insula and dorsolateral prefrontal cortex, may support amodal processing.
  • These findings refine our understanding of the neural basis of flexible cognitive control.