Unformatted text preview: * The abducens nerve (CN VI- innervates an eye moving muscle) is the smallest and most medially located of these three, exiting where the pyramid emerges from the basal pons ; * The facial nerve (CN VII- supplies muscles of facial expression) is farther lateral and consists of two parts : a larger and more medial motor root and a smaller sensory root (sometimes referred to as the intermediate nerve ); The Entry and Exit of Cranial Nerves around the Pons * The vestibulocochlear nerve (CN VIII) is slightly lateral to the facial nerve and also has two parts : a vestibular division and a more lateral cochlear division . * trochlear nerve (CN IV- innervate eye movement muscle) emerges from the dorsal surface of the brainstem between the junction of the pons and midbrain...
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- Fall '10
- Anatomy, Facial nerve, basal pons