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Text replace - "Nasal cavity - Anatomy & Physiology|" to "Nasal Cavity - Anatomy & Physiology|"
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The many cilia present on the surface of the cells of respiratory epithelium, along with the mucus producing goblet cells, are the functional units for the Mucociliary escalator:
 
The many cilia present on the surface of the cells of respiratory epithelium, along with the mucus producing goblet cells, are the functional units for the Mucociliary escalator:
 
*Cilia on the respiratory epithelium beat in a co-ordinated manner
 
*Cilia on the respiratory epithelium beat in a co-ordinated manner
**Cilia beat in a caudal direction in [[Nasal cavity - Anatomy & Physiology|nasal cavity]]
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**Cilia beat in a caudal direction in [[Nasal Cavity - Anatomy & Physiology|nasal cavity]]
 
**Cilia beat in a cranial direction in [[Trachea - Anatomy & Physiology|trachea]] and lower airways
 
**Cilia beat in a cranial direction in [[Trachea - Anatomy & Physiology|trachea]] and lower airways
**Mucus is swallowed when it reaches the [[Nasal cavity - Anatomy & Physiology|nasopharynx]].
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**Mucus is swallowed when it reaches the [[Nasal Cavity - Anatomy & Physiology|nasopharynx]].
 
**Constant movement reduces chances that pathogens can adhere to the respiratory epithelium.
 
**Constant movement reduces chances that pathogens can adhere to the respiratory epithelium.
       
[[Category:Respiratory System]]
 
[[Category:Respiratory System]]
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