Facial Nerve

1. Innervation of the muscles of facial expression

1.1. OF

1.2. Temporoparietalis

1.3. Procerus

1.4. Nasalis

1.5. Depressor septi nasi

1.6. Corrugator supercilli

1.7. Depressor supercilli

1.8. Orbicularis oculi

1.9. Orbicularis oris

1.10. Risorius

1.11. Zygo major and minor

1.12. Levator labii superioris/alaeque nasi

1.13. Depressor labii inferioris

1.14. Buccinator

1.15. Mentalis

1.16. Levator anguli oris

2. Intracranial

2.1. Greater Petrosal

2.1.1. Innervates the nasal, palatine, lacrimal and pharyngeal glands

2.1.2. Innervates sphenoid, frontal, maxillary and ethmoid sinus

2.2. Stapedius nerve

2.3. Chorda Tympani

2.3.1. Parasymph innervation to submand gland

2.3.2. Parasymph innervation to sublingual

2.3.3. Taste for the anterior 2/3 of tongue

3. Extracranial

3.1. Posterior auricular nerve

3.1.1. Movements of scalp muscles around ear

3.2. Temporal

3.2.1. Supplies the auricular muscles, frontalis, orbicularis oculi, corrugator supercilli, and joint supraorbital and lacrimal branches of ophthalmic

3.3. Zygomatic

3.3.1. Supplies the orbicularis oculi

3.4. Buccal

3.4.1. Risorius, Buccinator, Levator superioris/alaeque nasi, Levator anguli oris, Nasalis, Orbicularis oris, Depressor septi nasi and Procerus

3.5. Marginal mandibular

3.5.1. Depressor labii inferioris, Depressor anguli oris and Mentalis

3.6. Cervical

3.6.1. Platysma

3.7. Branch to post belly of digastric and stylohyoid