The meaning of NODE OF RANVIER is a small gap in the myelin sheath of a myelinated nerve fiber.
“Node of Ranvier.”Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/node%20of%20Ranvier. Accessed 7 Feb. 2025. Copy Citation Share Facebook Twitter Medical Definition node of Ranvier noun node of Ran·vier-ˈrän-vē-ˌā ...
In subject area:Biochemistry, Genetics and Molecular Biology The Node of Ranvier is a highly specialized region comprised of a wide range of unique proteins in both the oligodendrocytes and the axonal membrane including high concentrations of ion channels that are essential for conduction of electrical...
Define Ranvier node. Ranvier node synonyms, Ranvier node pronunciation, Ranvier node translation, English dictionary definition of Ranvier node. n. pl. nodes of Ranvier A constriction in the myelin sheath, occurring at varying intervals along the length
nodes of Ranvier Narrowgapsbetweentheendsofthesegmentsofmyelinthatinsulatesinglenerveaxons.(LouisAntoineRanvier,1835–1922,Frenchpathologist). CollinsDictionaryofMedicine©RobertM.Youngson2004,2005 nodes of Ranvier seeMYELIN SHEATH. CollinsDictionaryofBiology,3rded.© W. G.Hale,V. A.Saunders,J. P.Ma...
Journal of Cell BiologyDavis JQ,Lambert S,Bennett V.Molecular composition of the node of Ranvier: identification of ankyrin-binding cell adhesion molecules neurofascin (mucin+/third FNIII domain-) and NrCAM at nodal axon segments. The Journal of Cell Biology . 1996...
Define Node Type. Node Type synonyms, Node Type pronunciation, Node Type translation, English dictionary definition of Node Type. n. 1. a. A knob, knot, protuberance, or swelling. b. Medicine A small, well-defined mass of tissue that is either normal or
n's of Ranvier constrictions of myelinated nerve fibers at regular intervals at which the myelin sheath is absent and the axon is enclosed only by Schwann cell processes. SA node sinoatrial node. Schmorl's node an irregular or hemispherical bone defect in the upper or lower margin of the ...
Nodes of Ranvier Myelinis not a continuous structure but is interrupted at regular intervals by the nodes of Ranvier, constrictions named after the French pathologist and anatomist Louis-Antoine Ranvier (1835–1922), who first described them (Figure 7). These short periodical interruptions in themy...
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