cranial nerve morphology trait facial nerve morphology trait Any measurable or observable characteristic related to the shape, structure, color, or pattern of the cranial nerve that branches into the supraorbital (supplying the skin of the eye region and the lateral line organs here), the palatine (to the roof of the buccal cavity), and the hyomandibular (dividing into the jugular and mental branches). CN-VII morphology trait Trait.ontology VT:0001071