Meaning Of The Word Myelin sheath

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Myelin sheath Meaning

Myelin sheath Definition
Myelin sheath Definition

What's The Definition Of Myelin sheath?

myelin sheath in American English
noun: a wrapping of myelin around certain nerve axons, serving as an electrical insulator that speeds nerve impulses to muscles and other effectors

myelin sheath in British English
noun: an insulating sheath, composed of myelin, around certain nerve fibres. Damage to the myelin sheath causes neurological disease, as in multiple sclerosis

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