<prompt> Trigmenial nerve has how many nuclei in CNS:ThreeFourFiveSix  <response>: B i.e. FourTrigeminal nerve has 4 nucleiQ which are main sensory nucleus carrying sensation from face anterior scalpQ, motor nucleus supplying muscles of mastication, tensor tympani palatini, mylohyoid digastric anterior belly, mesencephalic nucleus and spinal nucleus extending in medulla oblongata spinal cord upto C2 segmentQ. 