1. 1.      dupa localizare:

-          sistem nervos central = SNC  -  MADUVA SPINARII (in coloana vertebrala)

ENCEFAL  (in cutia craniana) – trunchi cerebral

                                                      - cerebel

                                                     - diencefal

                                                    - emisfere cerebrale

-          sistem nervos periferic = SNP -  NERVI si GANGLIONI NERVOSI

  1. 2.      dupa functie:

-          sistem nervos somatic = SNS - al functiei de relatie (integraza organismul in mediu)

-          sistem nervos vegetativ = SNV (controleaza activitatea organelor interne= viscere) – SNV Simpatic – intervine in conditii neobisnuite de viata (teama, furie,

  frica)

                        - SNV Parasimpatic – intervine in conditii obisnuite de viata