Review of the Cranial Nerves We Assess Indirectly During Oral Mechanism Examinations   Cranial Nerve V: Trigeminal • The Trigeminal Nerve emerges from the pons of the brainstem. It has both motor and sensory components. Motor: Supplies muscles of mastication and some of the suprahyoid muscles (i.e., anterior belly of digastric, mylohyoid) that facilitate hyolaryngeal elevation. Keep Reading >>