Changes

==Functional anatomy==

==Functional anatomy==

===Mucosa===

===Mucosa===

**Mucosal epithelium

*Mucosal epithelium

***Nares and epiglottis- stratified squamous

**Nares and epiglottis- stratified squamous

***Nasal cavity, paranasal sinuses, larynx, trachea - pseudostratified, columnar, cilliated

**Nasal cavity, paranasal sinuses, larynx, trachea - pseudostratified, columnar, cilliated

**Submucosa

*Submucosa

***Submucosal glands

**Submucosal glands

***Lymphoid tissue

**Lymphoid tissue

**Blood vessels, lymphatics and nerves

*Blood vessels, lymphatics and nerves

***Very rich blood supply to nasal mucosa===

**Very rich blood supply to nasal mucosa

===Nasal chambers and turbinates

===Nasal chambers and turbinates===

**Scrolls of turbinate bone

*Scrolls of turbinate bone

**Arrangements vary with species

*Arrangements vary with species

 

===Nasal septum===

===Nasal septum===

**Full length of nasal chamber in horses

**Full length of nasal chamber in horses