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NASAL CAVITY - ANATOMICAL FEATURES

• roof
  

• nasal bone
• nasofrontal suture = frontonasal suture
• nasoethmoidal suture

• frontal bone

• spine

• frontoethmoidal suture
  

• ethmoid bone

• cribriform plate

• foramina for olfactory nerves

• sphenoethmoidal suture

• sphenoid bone
  

• body
• sphenoidal concha
• opening into sphenoidal sinus

• medial pterygoid plate

• vaginal process

• sphenovomerine suture
• spheno-palatine suture

• vomer
  

• ala = wing

• vomer-palatine suture = palatine-vomer suture

• palatine bone

• sphenoidal process

• floor
  

• maxilla

• palatine process

• opening of incisive canal

• maxillary-palatine suture = maxillo-palatine suture = palatine-maxillary suture = palato-maxillary suture
  

• palatine bone

• horizontal part

• medial wall = nasal septum
  

• nasal bone

• crest
• internasal suture
  

• nasofrontal suture = frontonasal suture
• nasoethmoidal suture
  

• frontal bone

• frontal spine = nasal spine

• frontoethmoidal suture = ethmoidofrontal suture

• ethmoid bone

• perpendicular plate
• grooves for vessels and nerves
  

• vomero-ethmoid suture
• sphenoethmoidal suture
  

• vomer

• nasopalatine groove
• grooves for vessels and nerves
• posterior border = free edge
  

• sphenovomerine suture

• sphenoid bone

• rostrum

• notch for cartilage of septum
• maxillo-vomerine suture = maxillary-vomerine suture = vomer-maxillary suture
• vomer-palatine suture = palatine-vomer suture
  

• maxillae

• crest

• palatine bones

• crest

• lateral wall
  

• maxilla

• frontal process
  

• lacrimal bone

• lacrimal fossa

• ethmoid bone

• sphenoethmoidal recess

• opening for sphenoidal sinus

• superior nasal concha

• superior meatus

• openings for posterior ethmoidal cells

• middle nasal concha
• middle meatus
  

• lateral wall of middle meatus

• bulla ethmoidalis = ethmoid bulla

• openings for middle ethmoidal cells

• hiatus semilunaris

• infundibulum = opening for anterior ethmoidal cells ± frontonasal duct
• opening for maxillary sinus
• ±accessory opening for maxillary sinus
  

• uncinate process of ethmoid
• ±bulge of nasolacrimal duct
  

• inferior nasal concha

• inferior meatus

• inferior orifice of nasolacrimal duct

• palatine bone

• vertical plate
• sphenopalatine foramen
  

• sphenoid bone

• medial pterygoid plate

• anterior nasal aperture
  

• nasal bone

• inferior border

• maxillae

• margin between anterior surface and nasal surface
• anterior nasal spine
  

• choana = posterior nasal aperture

• sphenoid bone

• medial pterygoid plate
• body
  

• vomer

• ala
• posterior border = free edge
  

• palatine bone

• horizontal part

• posterior border