S4 Oral & Nasal Cavities, and Pterygopalatine Fossa
List of Structures
Osteology
Ethmoid
Superior nasal concha
Middle nasal concha
Ethmoid bulla
Perpendicular plate
Sphenoid
Pterygoid canal
Lateral pterygoid plates
Vomer
Palatine bone
Horizontal plate
Lesser palatine foramina
Mandible
Body
Submandibular fossa
Mental spines
Sublingual fossa
Mylohyoid line
Ramus
Mylohyoid groove
Maxilla
Alveolar foramina
Infra-orbital foramen
Incisive foramen
Pterygomaxillary fissure
Pterygopalatine fossa
Teeth (Mandible & Maxilla)
Incisors (central and lateral)
Canines
Premolars (first and second)
Molars (first, second, third)
Arteries
Lingual a.
Maxillary a.
Infra-orbital a.
Descending palatine a.
Greater palatine a.
Lesser palatine a.
Sphenopalatine a.
Nerves
Olfactory nn. (CN I)
Maxillary n. (V2)
Infra-orbital n.
Greater palatine n.
Lesser palatine n.
Nasopalatine n.
Pterygopalatine ganglion
Mandibular n. (V3)
Lingual n.
Glossopharyngeal n. (CN IX)
Hypoglossal n. (CN XII)
Muscles
Palate
Levator veli palatini m.
Tensor veli palatini m.
Palatine aponeurosis
Palatoglossus m.
Palatopharyngeus m.
Musculus uvulae
Tongue
Genioglossus m.
Palatoglossus m.
Hyoglossus m.
Suprahyoid mm.
Digastric m. (anterior belly)
Mylohyoid m.
Geniohyoid m.
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.
Salivary Glands
Sublingual gland
Sublingual fold
Openings of sublingual ducts
Submandibular gland (deep lobe)
Submandibular (Wharton’s duct)
Sublingual caruncle (opening of submandibular duct)
Parotid duct (opening)
Tongue Structures
External features
Body (presulcal part)
Root (postsulcal part)
Median sulcus
Terminal sulcus
Foramen caecum
Papilla
Filiform papillae
Fungiform papilla
Vallate papillae
Associated structures
Lingual frenulum (frenulum of tongue)
Fimbriated folds
Epiglottis
Epiglottic valleculae
Median glosso-epiglottic fold
Lateral glosso-epiglottic folds
Lateral nasal wall
Nares
Nasal vestibule
Choanae
Superior nasal concha
Superior nasal meatus
Middle nasal concha
Middle nasal meatus
Ethmoid bulla
Ethomoidal infundibulum
Semilunar hiatus
Inferior nasal concha
Inferior nasal meatus
Lymphatics
Palatine tonsil
Lingual tonsil
Miscellaneous
Pharyngeal opening of pharyngotympanic (auditory) tube
Torus tubarius
Salpingopharyngeal arch
Fauces
Palatoglossal arch
Palatopharyngeal arch