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Related Concept Videos

Functional Brain Systems: Limbic System01:15

Functional Brain Systems: Limbic System

The limbic system, often called the "emotional brain," is a complex set of structures located deep within the brain. The intricate network of the limbic system supports a wide range of psychological functions, from emotional regulation to memory formation and sensory processing. This functional brain region encompasses specific parts of the diencephalon and the cerebrum, integrating the higher mental functions of the cerebral cortex with the primitive emotional responses of the deep brain...
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...
Functional Brain Systems: Reticular Formation01:13

Functional Brain Systems: Reticular Formation

The reticular formation is a complex network of gray and white matter located within the brainstem extending from the medulla to the midbrain.
Within the reticular formation, there are several distinct nuclei that can be classified into three broad categories. The Raphe nuclei are located along the midline of the brainstem. They are primarily known for their role in synthesizing and releasing serotonin, a neurotransmitter involved in regulating mood, appetite, sleep, and circadian rhythms. The...
Cerebral Hemispheres01:05

Cerebral Hemispheres

The human brain, a complex organ, is functionally divided into two cerebral hemispheres—left and right. These hemispheres are interconnected by a structure of paramount importance, the corpus callosum. This substantial bundle of neural fibers is not just a bridge between the hemispheres but a crucial element for the brain's comprehensive functioning. It enables efficient communication between the two hemispheres, allowing each side of the brain to control and receive sensory and motor...
Diencephalon: Hypothalamus and Coordination01:23

Diencephalon: Hypothalamus and Coordination

The hypothalamus is a small yet highly complex and essential brain region that plays a crucial role in regulating various bodily functions. Anatomically, it is located at the base of the brain, just above the brainstem and below the thalamus, forming part of the limbic system.
The hypothalamus interacts with other brain regions, including the pituitary gland, through a direct physical connection called the hypothalamic-pituitary axis. The hypothalamus receives somatic and visceral inputs and...
Brainstem: Control Centers of Medulla01:21

Brainstem: Control Centers of Medulla

The medulla oblongata is a crucial part of the brainstem responsible for controlling various autonomic and involuntary functions. It contains several nuclei, including the olivary, cuneate, gracile, and solitary nuclei.
Olivary Nucleus
The olivary nucleus, or inferior olivary nucleus, is located within the ventrolateral part of the medulla oblongata. It is primarily involved in motor coordination and motor learning. The olivary nucleus receives input from the spinal cord, cerebellum, and motor...

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Related Experiment Video

Updated: May 14, 2026

Investigating the Function of Deep Cortical and Subcortical Structures Using Stereotactic Electroencephalography: Lessons from the Anterior Cingulate Cortex
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Investigating the Function of Deep Cortical and Subcortical Structures Using Stereotactic Electroencephalography: Lessons from the Anterior Cingulate Cortex

Published on: April 15, 2015

Control-related systems in the human brain.

Jonathan D Power1, Steven E Petersen

  • 1Department of Neurology, Washington University School of Medicine, USA. powerj@wusm.wustl.edu

Current Opinion in Neurobiology
|January 26, 2013
PubMed
Summary
This summary is machine-generated.

The human brain self-organizes for tasks using at least two distinct control systems. These systems are fundamental organizational elements within whole-brain networks, offering insights into cognitive neuroscience.

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Area of Science:

  • Cognitive Neuroscience
  • Systems Neuroscience
  • Neuroimaging

Background:

  • Understanding brain self-organization for task performance is a key question.
  • Several influential models of task control exist.
  • Neuroimaging signals can predict psychological models of task control.

Purpose of the Study:

  • To survey an influential account of brain self-organization for task control.
  • To investigate the presence and organization of control signals in the brain.
  • To propose the existence of multiple task control systems.

Main Methods:

  • Introduced a psychological model of task control.
  • Analyzed predicted neuroimaging signals across tasks.
  • Examined spontaneous functional connectivity in control-related regions.
  • Investigated whole-brain network organization.

Main Results:

  • Identified brain regions with multiple control signals.
  • Found functional connectivity patterns aligning with control signal distinctions.
  • Proposed at least two distinct task control systems in the brain.
  • Demonstrated that control systems are basic organizational elements in whole-brain networks.

Conclusions:

  • The human brain appears to have at least two primary task control systems.
  • These systems are distinguishable within whole-brain network architecture.
  • Findings may reconcile different accounts of cognitive control.
  • Control systems represent fundamental system-level organization in the brain.