Which of the following nerves have a parasympathetic component? CNIV CNVII CNII all of the above 1 point Which cranial nerves have an exclusively motor function (i.e. not mixed)? CNIV CN III CNVI all of the above 7 1 point The pain-component of the CNV pathway'has a synapse in the: spiral ganglia chief trigeminal nucleus VPM thalamic nuclei none of the above.