#oligodendroglia  tissue consisting of glial cells with sheet-like processes that form the myelin sheath of nerve fibers
  supertype:  neuroglia  sustentacular tissue that surrounds and supports neurons in the central nervous system; glial and neural cells together compose the tissue of the central nervous system
  part of:  medullary_sheath
  part:  oligodendrocyte  a cell of the oligodendroglia

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