Anatomy

Question 1

What is the division and histology of Nasal Cavity?

Answer 1

• Nasal vestibule (1) - skin (stratified squamous epithelium -keratinised to non-keratinised)
• Nasal cavity
  
  • Respiratory region (2) - respiratory epithelium (ciliated pseudostratified columnar epithelium) with sero-mucinous glands
  • Olfactory epithelium (3) at the apex of the nasal cavity, lined by olfactory cells with olfactory receptors