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Related Concept Videos

Neuronal Communication01:28

Neuronal Communication

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Neurons, the fundamental units of the brain and nervous system, communicate through complex electrochemical signals that underpin all cognitive and bodily functions. This communication is primarily facilitated by a process involving the generation and propagation of an action potential along the axon of the neuron. When the internal electrical charge of a neuron surpasses a certain threshold, an action potential is triggered. This rapid change in voltage travels swiftly along the axon to the...
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Neurons as Communicators of the Brain01:22

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Neurons, the fundamental units of the brain and nervous system, function as the primary transmitters of information throughout the body. Their ability to communicate through electrical and chemical signals is vital for every bodily function, from regulating the heartbeat to processing complex thoughts. Each neuron has three main components: the cell body (soma), dendrites, and an axon, each specialized to facilitate swift and efficient neural communication.
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Neuroplasticity reflects the brain's remarkable capacity to adapt and evolve, responding dynamically to learning, experiences, or injury by reorganizing its neural circuitry. This reorganization involves creating new neural connections and refining old ones through a series of biological processes that contribute to the brain's lifelong development and adaptability.
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Spinal Cord: Information Processing01:10

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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.
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The reticular formation is a complex network of gray and white matter located within the brainstem extending from the medulla to the midbrain.
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Related Experiment Video

Updated: Aug 26, 2025

Dynamic Inter-subject Functional Connectivity Reveals Moment-to-Moment Brain Network Configurations Driven by Continuous or Communication Paradigms
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The complex brain: connectivity, dynamics, information.

Olaf Sporns1

  • 1Department of Psychological and Brain Sciences, Indiana University, Bloomington, IN, USA.

Trends in Cognitive Sciences
|October 7, 2022
PubMed
Summary
This summary is machine-generated.

The brain

Keywords:
brain dynamicsbrain networkscomplexityconnectivityconnectomemultivariate information

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Area of Science:

  • Neuroscience
  • Cognitive Science
  • Computational Neuroscience

Background:

  • The brain's complexity is widely acknowledged but not fully understood.
  • Current research approaches may not fully capture the multifaceted nature of brain complexity.

Purpose of the Study:

  • To propose a new framework for understanding brain complexity.
  • To highlight the importance of studying the interactions between connectivity, dynamics, and information processing.

Main Methods:

  • Conceptual analysis of brain complexity.
  • Integration of findings from neuroscience, cognitive science, and information theory.

Main Results:

  • Brain complexity is proposed to manifest across three key domains: connectivity, dynamics, and information.
  • Understanding the interplay between these domains is crucial for advancing neuroscience.

Conclusions:

  • A paradigm shift in studying the brain is needed to address its inherent complexity.
  • Focusing on the interactions between connectivity, dynamics, and information will enhance our understanding of brain function and cognition.