Ethmoid Bone

• Anterior view
  • Air cells
  • Crista galli ala
  • Ethmoidal labyrinth
  • Middle nasal concha
  • Orbital plate
  • Perpendicular plate
  • Uncinate process
• Lateral view
  • Air cells
  • Crista galli ala
  • Crista galli
  • Ethmoidal labyrinth
  • Groove for anterior ethmoidal nerve
  • Orbital plate
  • Perpendicular plate
  • Uncinate process
• Posterior view
  • Air cells
  • Bulla ethmoidalis
  • Cribiform plate
  • Ethmoidal labyrinth
  • Middle nasal concha
  • Orbital plate
  • Perpendicular plate
  • Superior nasal concha
  • Uncinate process
• Superior view
  • Air cells
  • Cribiform plate
  • Crista galli ala
  • Crista galli
  • Ethmoidal labyrinth
  • Olfactory foramina
  • Orbital plate
  • Perpendicular plate