Myelin and nerve structure

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

Update Date: 9/26/2011

Updated by: David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc. Luc Jasmin, MD, PhD, Department of Neurosurgery at Cedars-Sinai Medical Center, Los Angeles, and Department of Anatomy at UCSF, San Francisco, CA. Review provided by VeriMed Healthcare Network.

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