Identify the incorrect statement(s) regarding the components of PNS.
I. The nerves carrying impulses from CNS to peripheral system are sensory nerves or afferent nerves
II. The nerves carrying impulses from peripheral system to CNS are motor nerves or efferent nerves
III. Afferent nerves bring in impulses from the auditory, visual and touch receptors.
IV. Efferent nerves coordinates impulses towards effector organs.
Give the function of
(a) Afferent nerves
(b) Efferent nerves