Matter, white

Dementia Quiz

Medical Definition of Matter, white

Matter, white: The part of the brain that contains myelinated nerve fibers. The white matter is white because it is the color of myelin, the insulation that covers nerve fibers.


Quick GuideDementia, Alzheimer's Disease, and Aging Brains

Dementia, Alzheimer's Disease, and Aging Brains

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Reviewed on 7/1/2016

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