Contents
Videos
ANATOMY
Position
- Superficial
Origin
- Modiolus sorrounding the mouth
- Several muscle fibers that derives from other facial muscles
Insertion
- Skin and mucuous membrane of lips
Main function
- Lips
- Closes mouth
- Protraction
Nerve innervation
- Segmental
- Facial nerve, CN VII
- Peripheral
- Buccal and mandibular branches
Arterial supply
- Facial artery