Definition that contains myelin
- ms a chronic progressive nervous disorder involving loss of myelin sheath around certain nerve fibers
- cortex the layer of unmyelinated neurons (the grey matter) forming the cortex of the cerebrum
- tract a bundle of myelinated nerve fibers following a path through the brain
- pathway a bundle of myelinated nerve fibers following a path through the brain
- medullated (of neurons) covered with a layer of myelin
- oligodendria tissue consisting of glial cells with sheetlike processes that form the myelin sheath of nerve fibers
- myelinisation the development of a myelin sheath around a nerve fiber
- medullated nerve fiber a nerve fiber encased in a sheath of myelin
- disseminated multiple sclerosis a chronic progressive nervous disorder involving loss of myelin sheath around certain nerve fibers
- cerebral peduncle a bundle of myelinated neurons joining different parts of the brain