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Related Concept Videos

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...
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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...
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Sleep-Wake Cycles

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NREM Sleep
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Organization of the Brain01:30

Organization of the Brain

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Hindbrain
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Updated: May 11, 2026

Modeling the Functional Network for Spatial Navigation in the Human Brain
05:55

Modeling the Functional Network for Spatial Navigation in the Human Brain

Published on: October 13, 2023

Sleep and the functional connectome.

Dante Picchioni1, Jeff H Duyn, Silvina G Horovitz

  • 1Department of Behavioral Biology, Walter Reed Army Institute of Research, Silver Spring, MD, USA.

Neuroimage
|May 28, 2013
PubMed
Summary
This summary is machine-generated.

Neuroimaging studies reveal brain networks supporting sleep and its functions. Understanding sleep through functional connectomics offers insights into memory, arousal, and consciousness, complementing waking brain activity research.

Keywords:
ArousalConnectivityConsciousnessMemorySleep

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Last Updated: May 11, 2026

Modeling the Functional Network for Spatial Navigation in the Human Brain
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Published on: October 13, 2023

Optogenetic Manipulation of Neural Circuits During Monitoring Sleep/wakefulness States in Mice
08:58

Optogenetic Manipulation of Neural Circuits During Monitoring Sleep/wakefulness States in Mice

Published on: June 19, 2019

Cerebral Blood Flow-Based Resting State Functional Connectivity of the Human Brain using Optical Diffuse Correlation Spectroscopy
07:13

Cerebral Blood Flow-Based Resting State Functional Connectivity of the Human Brain using Optical Diffuse Correlation Spectroscopy

Published on: May 27, 2020

Area of Science:

  • Neuroscience
  • Sleep Science
  • Functional Connectomics

Background:

  • Sleep and the brain's functional connectome are interconnected research areas.
  • Neuroimaging techniques like EEG-PET and EEG-fMRI are crucial for studying brain networks during sleep.

Purpose of the Study:

  • To explore the overlap between sleep research and functional connectomics.
  • To investigate how brain networks supporting sleep relate to cognitive functions like memory, arousal, and consciousness.

Main Methods:

  • Review of neuroimaging studies (EEG-PET, EEG-fMRI) focusing on sleep.
  • Analysis of functional connectome data during various sleep stages.

Main Results:

  • Sleep significantly modulates brain network activity, impacting arousal and consciousness.
  • Sleep plays adaptive roles that support waking cognitive functions.

Conclusions:

  • Studying sleep via functional connectomics provides insights into brain circuits essential for waking functions.
  • This research complements findings from functional MRI studies conducted during waking states.