white matter

Found in thesaurus: nerve tissue, nervous tissue

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White matter
White matter is a component of the central nervous system, in the brain and superficial spinal cord, and consists mostly of glial cells and myelinated axons that transmit signals from one region of the cerebrum to another and between the cerebrum and lower brain centers.

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white matter

Noun
1. whitish nervous tissue of the CNS consisting of neurons and their myelin sheaths
(synonym) substantia alba
(hypernym) nervous tissue, nerve tissue
(hyponym) nerve pathway, tract, nerve tract, pathway
(substance-holonym) central nervous system, CNS, systema nervosum centrale
(part-meronym) fibrous astrocyte


Dictionary of Medicine (Shahram)Download this dictionary
White matter
The part of the brain that contains myelinated nerve fibers. The white matter is white because it is the color of myelin, the insulation covering the nerve fibers. The white matter is as opposed to the gray matter (the cortex of the brain which contains nerve cell bodies).

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white matter
Eng: white matter
Urdu: (تَشریحُ الاعضا) عصبی بافت ۔ حَرام مَغَز اور دِماغ کی ۔