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The Nervous System
How Neurons Communicate
Biology Textbooks Boundless Biology The Nervous System How Neurons Communicate
Biology Textbooks Boundless Biology The Nervous System
Biology Textbooks Boundless Biology
Biology Textbooks
Biology
Concept Version 7
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Nerve Impulse Transmission within a Neuron: Action Potential

Nodes of Ranvier

Nodes of Ranvier

Nodes of Ranvier are gaps in myelin coverage along axons. Nodes contain voltage-gated K+ and Na+ channels. Action potentials travel down the axon by jumping from one node to the next.

Source

    Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:

    "OpenStax College, How Neurons Communicate. October 17, 2013."
    http://cnx.org/content/m44748/latest/Figure_35_02_05.jpg OpenStax CNX CC BY 3.0.

Related Terms

  • saltatory conduction
  • node of Ranvier
  • hyperpolarize
  • depolarization
  • action potential
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