Crossword clues for Nerve fibers 5 letters:RETIANetworks, as of nerve fibers.AXONSNerve fibersAXONSLong nerve fibersPONTESBands of cerebral nerve fibersRETEPlexus of nerve fibers.FUNICULUSBundle of nerve fibersLEMNISCIBands of nerve fibersMYELINElectrically insulating material around nerve fibersENSHEATHECover, as a nerve fiberDENDRITENerve fiberAXONLong nerve fiberRETENetwork of nerve fibersAXONNerve fiberAXONNerve fiber processAXONNerve fiber, in partPONSBundle of nerve fibers in the brainstem from which REM sleep signals originate