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Myelin and nerve structure

Myelin and nerve structure

Overview

Myelin is the layer that forms around nerve cells. Its purpose is to speed the transmission of impulses along nerve cells.

Review Date 3/31/2024

Updated by: Joseph V. Campellone, MD, Department of Neurology, Cooper Medical School at Rowan University, Camden, NJ. Review provided by VeriMed Healthcare Network. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.