There are two main parts to the body's nervous system - the central nervous system (CNS) which comprises the brain and the spinal cord, and the peripheral nervous system (PNS) which is made of all the nerves connecting the CNS to the rest of the body.
Ring vertebrata, sistem saraf kawangun saking sistem saraf pusat (SSP), sané ngaranjing otak miwah sumsum tulang belakang, miwah sistem saraf tepi (PNS), sané ngranjing taler saraf pinaka pengubung SSP nuju soang-soang genah ring angga tiosan.