#nervus__nerve  any bundle of nerve fibers running to various organs and tissues of the body
  supertype:  #fiber_bundle__fiberbundle__fibre_bundle__fibrebundle__fascicle__fasciculus  a bundle of fibers (especially nerve fibers)
  subtype:  #motor_nerve  #sensory_nerve  #cranial_nerve  #depressor_nerve  #radial_nerve  #splanchnic_nerve  #sciatic_nerve  #saphenous_nerve  #ulnar_nerve  #spinal_nerve
  part:  #radicle  (anatomy) a small structure resembling a rootlet (such as a fibril of a nerve)
  part:  #nerve_fiber__nervefiber__nerve_fibre__nervefibre  a threadlike extension of a nerve cell
     part:  #neurolemma__neurilemma  thin membranous sheath around a nerve fiber
  part:  #synapse  the junction between two neurons (axon-to-dendrite) or between a neuron and a muscle; "nerve impulses cross a synapse through the action of neurotransmitters"

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