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A gap in the myelin sheath of a nerve, between adjacent Schwann cells.
- ‘Myelin is wrapped around the axon in building blocks interrupted by distinct gaps, called Ranvier's nodes.’
- ‘Mammalian vertebrates may also have the morphological equivalent of the septate junction where Schwann cells link to nerve axons at the node of Ranvier.’
- ‘Subsequently, the wire is moved until the bared part is positioned at the next node of Ranvier, the voltage at the neural electrode is recorded again, and so on.’
- ‘The myelin sheath around an axon is interrupted at regular intervals known as the nodes of Ranvier.’
- ‘Another node of Ranvier more clearly shows the dark axon as it continues through the node.’
Late 19th century: named after Louis Antoine Ranvier (1835–1922), French histologist.
node of Ranvier/ˌnōd əv ˈränvyā/
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