Left infraorbital, labial and buccal regions
Mental nerve; marginal mandibular branches of facial nerve; labial glands, anterolateral view
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Image #67-4
Left infraorbital, labial and buccal regions
Mental nerve; marginal mandibular branches of facial nerve; labial glands, anterolateral view
The quadratus labii inferioris, the inferior part of the orbicularis oris and part of the mental muscle have been removed.
- Upper pointer: Labial gland Lower pointer: Oral mucosa (lamina propria)
- Labial commissure
- Lower lip
- Labial glands
- Inferior labial artery (cut off)
- Midline section through muscles of mental region
- Mentalis muscle (area of origin from mandible)
- Upper pointer: Inferior labial branches of mental nerve Lower pointer: Mentalis branch of mental nerve
- Mentum
- Superior labial artery
- Buccinator muscle
- Parotid duct (cut off)
- Zygomaticus muscle (cut across)
- Buccal nerve
- External maxillary artery
- Inferior labial artery and buccinator muscle
- Mandible
- Filaments of marginal mandibular branch of facial nerve
- Mental foramen
- Origin of depressor labii inferioris muscle
- Digastric muscle and hyoid bone