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Nasal cavity & Post nasal space

Nasal cavity & Post nasal space

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Nasal cavity & Post nasal space

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  1. Nasal cavity & Post nasal space Gunasekaran

  2. Bony framework • Nasal bone • Frontal process of the maxilla • Nasal process of the frontal bone • Cartilaginousframework • Lower lateral (greater alar), right and left • Upper lateral (lateral nasal), right and left • Quadrilateral cartilage of the septum

  3. Nasal cavity • The roof • Nasal septum • Lateral wall • Floor

  4. Roof • Cribriform plate of ethmoid bone • Frontal bone • Sphenoid bone

  5. Lateral wall

  6. Hiatus

  7. Blood supply • Internal • External

  8. B.Supply- Med.wall

  9. Innervation Olfactory Parasympathetic Sympathetic Trigeminal Maxillary Naso ciliary

  10. Lymphatic drainage Submandibular (level 3) Upper deep cervical(level 2)

  11. Post nasal space