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From the dissector

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Structure
Comes From?
Goes to?
What does it do?
Innervation/Components
Artery (if applicable)
Zygomatic Branch of CN VII)   Stylomastoid Foramen   Part of Orbicularis Oris   Motor for eyelids Goes over Zygomatic Bone   GSA   NA  
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Marginal Mandibular Branch of CN VII   Stylomastoid Foramen   Depressor Anguli Oris, Depressor Labii Inferioris, Mentalis,   Motor for lower lip Goes with inferior border of mandible   GSA   NA  
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Cervical Branch   Stylomastoid Foramen   Platysma   Motor for neck?? Crosses angle of the mandible   GSA   NA  
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Frontalis   epicranial aponeurosis   skin of lower forehead and eyebrows   protracts elevates eyebrows   Temporal Branch of CN VII   Supraorbital A. Supratrochlear A. (from Internal Carotid)  
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Occipitalis   greater nuchal line   epicranial aponeurosis   retracts increases efficiency of frontalis   ?   Occipital A.(from External Carotid)  
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Corrugator Supercili   Superciliary Arch   Skin over superciliary arch and middle of supraorbital margin   draws eyebrows together   Temporal Branch of CN VII   ?  
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Procerus   Fascia over nasal bone + lateral nasalis cartilage   skin in between eyebrows   depresses medial end of eyebrows wrinkles nose   Buccal Branch of CN VII   Facial?  
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Transverse Part of Nasalis   Fascia over nasal bone + lateral nasalis cartilage   skin in between eyebrows   depresses medial end of eyebrows wrinkles nose   Buccal Branch of CN VII   Facial?  
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Alar Part of Nasalis   Frontal Process of Maxilla   Alar Cartilage   Flares nostrils   Buccal Branch of CN VII   Angular A.?  
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Levator Labii Superioris Alaeque Nasii   Frontal Process of MAxilla   Alar Cartilage   Flares Nostrils   Buccal Branch of CN VII   Angular A.?  
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Orbicularis Oris (Orbital, Lacrimal, Palpebral)   Medial orbital margin, Medial palpebral ligament, lacrimal bone   skin around margin of orbit, superior and inferior tarsal plates   Orbital: forceful closing of eye Lacrimal: draws eyelids medially (tear drainage) Palpebral: gentle closing of eye (blinking)   Zygomatic Branch of CN VII   Angular A.?  
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Levator Labii Superioris   Infraorbital Margin   skin of upper lip   Dilator everts/elevates upper lip deepens nasolabial sulcus   Buccal Branch of CN VII   Facial A.  
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Zygomaticus Minor   Anterior portion of Zygomatic Bone   skin of upper lip   Dilator everts/elevates upper lip; deepens nasolabial sulcus   Buccal Branch of CN VII   Facial A.  
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Zygomaticus Major   Lateral portion of Zygomatic Bone   Angle of mouth (modiolus)   Dilator elevates upper lip: bilateral = smile   Buccal Branch of CN VII   Facial A.  
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Levator Anguli Oris   Infraorbital Maxilla   Angle of mouth (modiolus)   Dilator elevates upper lip: bilateral = smile   Buccal Branch of CN VII   Facial A.  
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Depressor Anguli Oris   Anterolateral portion of Mandible   Angle of mouth (modiolus)   Dilator everts/depresses lower lip,   Marginal Mandibular Branch of CNVII   Facial A.  
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Risorious   Parotid Fascia and Buccal Skin   Angle of Mouth (Modiolus)   Dilator Widens rima   Buccal Branch of CN VII   Facial A.  
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Depressor Labii Inferioris   Anteriolateral portion of Mandible   Skin of lower lip   Dilator Depresses/everts lower lip   Marginal Mandibular Branch of CN VII   Facial A.  
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Mentalis   Body of Mandible   Skin of lower lip   Dilator Depresses/everts lower lip elevates skin of chin   Marginal Mandibular Branch of CN VII   Facial A.  
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Buccinator   Alveolar processes of maxilla and mandible Mandible Pterygomandibular Raphe (ext. of buccopharyngeal fascia)   Angle of mouth (modiolus) Orbicularis Oris   Keeps cheek taut against molar teeth   Buccal Branch of CN VII   Facial A.  
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Orbicularis Oris   Mandible Maxilla Angle of Mouth Deep Surface of Perioral Skin   Mucus Membrane of lips   sphincter of mouth compression/protrusion of lips   Buccal Branch of CN VII   Facial A.  
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Parotid Duct   Parotid Gland   Goes over masseter, into the buccinator, empties into oral cavity   saliva delivery   Lesser Petrosal (CN IX) GVE (parasymp)   NA  
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Temporal Branch of CN VII   Stylomastoid Foramen   Frontalis, Corrugator Supercilii, part of Orbicularis Oris   Motor for top of face Goes over Zygomatic Arch   GSA   NA  
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Buccal Branch of CN VII   Stylomastoid Foramen   Levator labii superioris, Zygomaticus Minor, Zygomaticus Major, Levator Anguli Oris, Procerus, Nasalis, Levator Labii Superiorus Alaeque Nasii, Orbicularis Oris, Buccinator, Risorious   Motor for sides of face Goes over masseter muscle   GSA   NA  
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