A3 - Bones of the nasal cavity

Question 1

Give the bones of the nasal cavity

Answer 1

• Os ethmoidale
  
  • ​Caudal part of nasal cavity
  • Border between nasal and cranial cavities
• Os frontale
  
  • ​Pars nasalis
• Maxilla
  
  • ​Facies nasalis (inner surface)
  • Crista conchalis (ventral nasal concha)
• Os incisive
  
  • ​Processus nasalis
• Os lacrimalis
  
  • ​Facies nasalis
• Os palatinum
  
  • ​Vomerattaches on itscrista naslais
• ​Vomer
  
  • ​Dorsal surface

Question 2

Interspecies

Answer 2

• Inc. nasoincisiva (eq)
• 3 rows of ethmoturbinates (eq)
• 2 ectoturbinats (eq)
• Foramina palatina minor (ø eq)
• Fissura interincisiva (ru)

Question 3

Draw the nasal cavity

Answer 3

• Crista galli
• Ectoturbinalia
• Endoturbinalia
• Lamina cribosa
• Lamina orbitalis
• Lamina perpendicularis