ANATOMICAL TERMINOLOGY : Nervous-system

• Communication network , nervous system , Encephalon (Brain)
  • Globe , cerebrum, sphere
    • hemispheres , cerebral hemispheres , prosencephalon , forebrain
      • outer zone , cerebral cortex , telencephalon
        • sulci and gyrus
          • lobes
            • frontal , parietal , temporal , occipital
            • limbic lobes
      • Inner
        • White matter of cerebrum
        • subcortical nuclei or grey matter
          • Diencephalon
            • Pars dorsalis
              • thalamus
              • epithalamus
                • pineal body ( gland )
                • habenular nuclei
                • habenular commissure
                • posterior commissure
                • stria medullaris thalami
              • metathalamus
                • medial geniculate body
                • lateral geniculate body
            • Pars ventralis
              • hypothalamus
              • subthalamus
          • Basal ganglia
• Stem ,BRAIN STEM , pillar ,
  • More particular
    • MESENCEPHALON; MIDBRAIN
    • RHOMBENCEPHALON; HINDBRAIN
      • Metencephalon;
        • Pons
        • Cerebellum
      • Myelencephalon; medulla oblongata; bulb
  • More general
    • nuclei , grey matter ,
      • cranial nerve nuclei
    • nerve fibers , white matter ,
      • CRANIAL NERVES
        • 12 pairs
  • More complex
    • Reticular formation
• pillar , Medulla spinalis (spinal cord) , cord
  • segments
    • more particular
      • cervical
      • thoracic
      • lumbar
      • sacral
      • caudal
      • filum terminale
    • more general
      • inner row and columns
        • nuclei , relay station , synapse node
          • anterior/ventral
          • intermediate
          • posterior/dorsal
      • outer row and columns
        • tracts , relay fibers
          • ascending tracts
          • descending tracts
      • each row
        • spinal nerve
          • afferent
            • collecting information
              • skin and sensory receptors
                • proprioceptors
          • efferent
            • giving information
              • muscles
        • autonomic nerve fibers
          • sympathetic
          • parasympathetic
            • glands , smooth muscle
        • reflex arc
    • more complex
      • segments joining to form
        • NERVE PLEXUS
          • cervical plexus
          • brachial plexus
          • lumbosacral plexus
• crossing of fibers / nerve tracts
  • at level
    • spinal row
    • medulla row
• connecting nerve fibers
  • inside brain
    • projection fibers
      • thalamic radiation
    • commisural fibers
    • association fibers
  • inside spinal cord
    • interneurons
• columns or bundles of nerve fibers called by a name
  • White matter , white substance , information carrier
    • Funiculus
    • Tract
    • Fasciculus; fascicle
    • Commissure
    • Lemniscus
    • Decussation
    • Stria
  • Each nerve fiber has
    • cell body
    • axon
    • Perikaryon
  • The whole network is covered by
    • MENINGES