| 释义 |
nodes of Ranvier
node of Ran·vier N0126450 (rän′vyā, rän-vyā′, räN-)n. pl. nodes of Ranvier A constriction in the myelin sheath, occurring at varying intervals along the length of a nerve fiber.
[After Louis Antoine Ranvier (1835-1922), French histologist.]Thesaurus| Noun | 1. | nodes of Ranvier - small gaps in the myelin sheath of medullated axonsRanvier's nodesmedullary sheath, myelin sheath - a layer of myelin encasing (and insulating) the axons of medullated nerve fibersopening, gap - an open or empty space in or between things; "there was a small opening between the trees"; "the explosion made a gap in the wall" |
nodes of Ranvier
nodes of Ranvier: see nervous systemnervous system,
network of specialized tissue that controls actions and reactions of the body and its adjustment to the environment. Virtually all members of the animal kingdom have at least a rudimentary nervous system.
..... Click the link for more information. .nodes of Ranvier
nodes of Ranvier Narrow gaps between the ends of the segments of myelin that insulate single nerve axons. (Louis Antoine Ranvier, 1835–1922, French pathologist).nodes of Ranvier see MYELIN SHEATH.Ranvier, Louis A., French pathologist, 1835-1922. nodes of Ranvier - short intervals in the myelin sheaths of nerve fibers.Ranvier crosses - black or brown figures in the shape of a cross, marking Ranvier nodes in the longitudinal section of a nerve stained with silver nitrate.Ranvier disks - tactile nerve endings of cupped disklike form in the skin. Synonym(s): Ranvier tactile disksRanvier membraneRanvier plexus - a subbasal stroma plexus of the cornea.Ranvier segment - the portion of a myelinated nerve fiber between two successive nodes. Synonym(s): internodal segmentRanvier tactile disks - Synonym(s): Ranvier disksnodes of Ranvier
Related to nodes of Ranvier: myelin sheath, multiple sclerosis, Neurotransmitters, axon, action potentialSynonyms for nodes of Ranviernoun small gaps in the myelin sheath of medullated axonsSynonymsRelated Words- medullary sheath
- myelin sheath
- opening
- gap
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