white matter

The term white matter refers to one of two types of tissue found in the central nervous system (CNS) . It is neural tissue of the brain and spinal cord that, whether fresh or fixed, appears lighter compared to the other type, gray matter. white matter is composed predominantly of myelinated nerve axons, which make up the cortical white matter, tracts and fasciculi of the CNS ( Schiebler-1999 ). In MRI sections it can appear whiter or grayer than gray matter depending on whether the image is T1 or T2 weighted and other factors. NeuroNames acronyms for white matter structures are in lower case, e.g., ccr for crus cerebri. white matter is found in the human, macaque, rat, mouse and other vetebrates ( Swanson-2015 ).

Also known as

Name Language Source Source Citation Source Title Organism
basic fiber systems English Swanson-2004 Third Edition, Elsevier Academic Press, Oxford, 2004 Brain Maps: Structure of the Rat Brain. rat
central nervous system white matter English Lau-2009 Inflamm Bowel Dis. 2009 Apr;15(4):576-80 Acute CNS White Matter Lesions in Patients with Inflammatory Bowel Disease human
central nervous system white matter English Swanson-2004 Third Edition, Elsevier Academic Press, Oxford, 2004 Brain Maps: Structure of the Rat Brain. rat
white matter English Wikipedia-2024a Lamina terminalis Unspecified
Substantia alba Latin Schiebler-1999 Eighth Edition, Springer Verlag, Berlin, 1999. Anatomie human
weisse Substanz German Schiebler-1999 Eighth Edition, Springer Verlag, Berlin, 1999. Anatomie human
white matter tracts English Swanson-2015 Oxford: Oxford University Press, 2015. Neuroanatomical Terminology: A Lexicon of Classical Origins and Historical Foundtions human
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