white matter
white matter That part of the nervous system which is composed mainly of the fibres or axons of nerve cells, most of which are covered by whitish, fatty sheaths (composed of myelin), hence appearing white in freshly-cut brain or spinal cord. The axons in the white matter are responsible for conducting information from and to the nerve cell bodies that are concentrated in the grey matter.
See myelin; nerves.
See myelin; nerves.
white matter
white matter Tissue of the central nervous system which is composed mainly of axons of neurons surrounded by myelin sheaths, which give rise to the white appearance. Compare GREY MATTER.
white matter
white matter Part of the tissue that makes up the central nervous system of vertebrates. It consists chiefly of nerve fibres enclosed in whitish myelin sheaths. Compare grey matter.
white matter
white matter n. nerve tissue of the central nervous system that is paler in colour than the associated grey matter because it contains more nerve fibres and thus larger amounts of myelin.
More From encyclopedia.com
Grey Matter , grey matter comprises those regions in the brain and spinal cord that consist predominantly of the ‘cell bodies’ of nerve cells (neurons).
The nervou… Beluga (whale) , white whale
white whale
white whale White , white a colour or pigment of the colour of milk or fresh snow, due to the reflection of all visible rays of light; the opposite of black, traditional… Camembert , camembert A soft, French cheese made from cows' milk, originating from Auge, Normandy, France. Covered with a white mould (Penicillium candidum or P.… Dry-matter Production , Skip to main content
dry-matter production Whiteness , Whiteness refers to the nature and social impact of white racial identity. “White” is best understood as a position in a racialized social structure;…
About this article
white matter
All Sources -
You Might Also Like
NEARBY TERMS
white matter