L1.1.3.2.3: Other Terminologies

• OTHER TERMINOLOGIES

  ● NUCLEI

  ● GANGLIA

  ● TRACTS

  ● NERVES

  ● WHITE MATTER

  ● GRAY MATTER
• NUCLEI — Clusters of cell bodies in the CNS
• GANGLIA — Collections of cell bodies outside the CNS in the PNS
• TRACTS — Bundles of nerve fibers in the CNS
• NERVES — Bundle of nerve fibers in the PNS
• WHITE MATTER — Collection of myelinated fibers (tracts)
• GRAY MATTER — Mostly unmyelinated fibers and cell bodies