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H&N Facial Nerve

Facial Nerve tracing

QuestionAnswer
Lacrimal Gland Pons→Internal acoustic meatus→Geniculate Ganglion→Greater petrosal n.→Ptergopalatine ganglion→Lacrimal gland
Forehead, eyebrows, orbicularis oculi Pons→Internal acoustic meatus→Geniculate Ganglion→Stylomastoid foramen→Temporal branch→Forehead, eyebrows, orbicularis oculi
zygomaticus muscles, superior portion of orbicularis oris, inferior portion of orbicularis oculi Pons→internal acoustic meatus→geniculate ganglion→stylomastoid foramen→Zygomatic branch→zygomaticus muscles, superior portion of orbicularis oris, inferior portion of orbicularis oculi
submandibular salivary gland, sublingual salivary gland Pons→Internal acoustic meatus→Geniculate ganglion→chorda tympani branch (sensory and motor)→submandibular ganglion→submandibular and sublingual salivary gland
Lower portion of muscles of lower lip and the superior margin of the platysma Pons→internal acoustic meatus→geniculate ganglion→stylomastoid foramen→mandibular branch→lower portion of muscles of lower lip and the superior margin of platysma
Major portion of platysma muscle Pons→internal acoustic meatus→geniculate ganglion→stylomastoid foramen→cervical branch→major portion of platysma muscle
Special sense of taste, anterior 2/3 Anterior 2/3 of tongue→Chorda tympani branch→geniculate ganglion→internal acoustic meatus→Pons
Muscles in mid-face including most of the orbicularis oris and superior portion of muscles to lower lip Pons→internal acoustic meatus→geniculate ganglion→stylomastoid foramen→buccal branch→muscles in mid-face including most of the orbiicularis oris and superior portion of muscles to lower lip
Created by: ClarkDH