myelin
myelin
Noun
This term describes the specialized lipid-rich sheath that functions as biological insulation for nerve fibers. It is primarily associated with medical and biological discourse, carrying a clinical tone that emphasizes efficiency and protection within the nervous system.
As a mass noun representing a biological substance, it is treated as uncountable. It does not have a plural form in standard usage; instead, quantities are described using terms like layers or sheaths of myelin.
Meanings
Examples
The myelin sheath protects the axon and speeds up nerve impulses.
Related Words
axonneuronsheathlipidphospholipidcholesterolproteinoligodendrocyteSchwann cellgliaglial cellnode of Ranviersaltatory conductionimpulseaction potentialnervewhite mattergray mattercentral nervous systemperipheral nervous systemdemyelinationmultiple sclerosisGuillain Barre syndromeleukodystrophyinsulationconductionvelocitysynapsedendritecell membranesphingomyelingalactocerebrosideproteolipid proteinneurobiologyneuroscienceanatomyphysiologybrainspinal cordganglionmyelinizationmyelin sheathelectric fieldcapacitanceresistancevoltageion channelsodium channelpotassium channelmembrane potentialneurotransmitteraxoplasmcytoskeletonmicrotubuleneurofilamentremyelinationinflammationplaquelesionneuropathylipid bilayerhydrophobichydrophilicmyelinogenesis