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the nervous system is composed of

transmit nerve impulses along nerve fibers to ther neurons.

neurons typically have a

made up of bundles of nerve fibers

carry out a variety of functions to aid and protect components of the nervous system

organs of the nervous system can be divided into the

made up of the brain and spinal cord

made up of peripheral nerves that connect the cns to the rest of the body

provides sensory, integrative, and motor functions to the body

motor functions can be divided into the

consciously controlled

unconsciously controlled