Working knowledge of the cranial nerves is vital to the speech-language pathologist. Although not all cranial nerves are involved with speech or hearing, knowledge of cranial nerves is of great assistance in assessment (Seikel, King, & Drumright, 2010). SLP undergrad and grad students must memorize CN innervation, so I created a study guide to help. This document organizes the cranial nerves by the muscles innervated, function, origin, course, and insertion, and provides a description of eac