Question

What are the functions of the brain, spinal cord, nerves, and neurons for the nervous system? What does each one do for the nervous system?

Answer 1

function of brain-

it gives instructions to the muscle through motor neuron for action.it is also includes in cranial reflex action

function of spinal cord -

it protects nerve cord.

function of neurons -

it transmits the nerve impulses or electrical impulses to the brain.