Osteology

• • Mandible

    • Body

      • Submandibular fossa

      • Mental spines

      • Sublingual fossa

      • Mylohyoid line

    • Ramus

      • Mylohyoid groove

  • Maxilla & Mandible

    • Teeth

      • Incisors (central & lateral)

      • Canines

      • Premolars (first & second)

      • Molars (first, second, & third)

Oral cavity and sublingual space

• • Oral cavity proper

  • Oral vestibule

  • Gingiva

  • Sublingual gland

  • Submandibular gland (deep lobe)

    • Submandibular (Wharton’s) duct

  • Lingual n. (V3)

  • Hypoglossal n. (CN XII)

  • Lingual a.

Tongue & Associated Structures

• • External tongue

    • Body (presulcal part)

    • Root (postsulcal part)

    • Median sulcus (of tongue)

    • Filiform papillae

    • Fungiform papillae

    • Vallate papillae

    • Terminal sulcus (of tongue)

    • Foramen caecum

  • Lingual tonsil

  • Suprahyoid mm.

    • Digastric m., anterior belly

    • Mylohyoid m.

    • Geniohyoid m.

  • Extrinsic tongue mm.

    • Genioglossus m.

  • Associated Structures

    • Lingual frenulum (frenulum of the tongue)

    • Sublingual fold

      • Openings of sublingual ducts

    • Sublingual caruncle

    • Fimbriated folds

    • Epiglottis

    • Epiglottic valleculae

    • Median glosso-epiglottic fold

    • Lateral glosso-epiglottic folds