Sensory for taste and muscle sense. Motor for salivation. Sensory for taste and muscle sense. Sensory for muscle sense to same areas, pharynx, gills, coelomic viscera and taste. In amniotes only.
Cranial branch has some fibers distributed to coelomic viscera along with the vagus nerve.
Sensory for muscle sense to the same area and sensory for coelomic viscera. In amniotes only. Arises from brain stem. Motor to tongue muscles. Sensory for muscle sense of tongue.