Origin, Course, and Branches of Facial Nerve

Attached video employs animation to show the origin and the course of the facial nerve / cranial nerve VII. In this video, the origin of the facial nerve is shown. The various types of fibers present in the facial nerve and their respective functions are described thoroughly. The pathway of the facial nerve, its branches, and the relation of facial nerve with numerous adjacent anatomical structures are comprehensively discussed. 0:00 Introduction 0:12 Components of facial nerve and function 1:38 Origin 2:21 Pathway and branches 3:42 GSA fibers 3:57 Greater petrosal nerve 4:21 Vidian nerve 4:55 Chorda tympani 5:50 Innervation of facial muscles