White matter in the central nervous system consists of myelinated nerve tracts called tracts, responsible for signal transmission.
White matter in the central nervous system is primarily composed of myelinated nerve tracts, also known as tracts. These bundles of axons are responsible for transmitting signals between different regions of the brain and spinal cord. The terminology 'tract' is specific to the central nervous system, whereas in the peripheral nervous system, similar bundles are referred to as 'nerves'.
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