Ranvier's segment

Mira otros diccionarios:

• Ranvier crosses nodes segment (internode) tactile disks — Ran·vier crosses, nodes, segment (internode), tactile disks (rahn vyaґ) [Louis Antoine Ranvier, French pathologist, 1835–1922] see under cross, disk, and node, and see internodal segment under segment …   Medical dictionary

• segment — 1. A section; a part of an organ or other structure delimited naturally, artificially, or by invagination from the remainder. SYN: segmentum [TA]. SEE ALSO: metamere. 2. A territory of an organ having independent function, supply, or drainage. 3 …   Medical dictionary

• Ranvier — Louis A., French pathologist, 1835–1922. See R. crosses, under cross, R. disks, under disk, node of R., R. plexus, R. segment …   Medical dictionary

• Ranvier segment — internodal s …   Medical dictionary

• Nodes of Ranvier — are known as the gaps (about 1 micrometer in diameter) formed between myelin sheath cells along axons or nerve fibers. OverviewSeveral vertebrate axons are surrounded by a myelin sheath allowing rapid and efficient saltatory propagation of action …   Wikipedia

• internodal segment — the segment of a nerve fiber between two nodes of Ranvier; called also internode, internode of Ranvier, and interannular s …   Medical dictionary

• Internodal segment — Infobox Anatomy Name = PAGENAME Latin = segmentum internodale GraySubject = 183 GrayPage = 727 Caption = Diagram of longitudinal sections of medullated nerve fibers. Caption2 = Medullated nerve fibers stained with silver nitrate. System =… …   Wikipedia

• internode of Ranvier — internodal segment …   Medical dictionary

• NERVEUX (SYSTÈME) - Le tissu nerveux — De toutes les cellules formant chez les Vertébrés l’ébauche neurectoblastique du système nerveux (cf. EMBRYOLOGIE), une partie seulement donne des cellules nerveuses proprement dites, ou neurones. Les autres donneront les cellules de la névroglie …   Encyclopédie Universelle

• Myelin sheath gap — Drawing of a peripheral nerve axon (labeled axis cylinder ), showing a node of Ranvier along with other features …   Wikipedia

• Axon — For other uses, see Axon (disambiguation). Structure of a typical neuron Axon …   Wikipedia