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Respiratory System General Introduction - Pathology (view source)
Revision as of 17:00, 20 February 2011
, 17:00, 20 February 2011no edit summary
==Invasion of respiratory system==
==Invasion of respiratory system==
===Trachea===
===Trachea===
[[Image:Trachea epithelium.jpg|right|thumb|100px|<small><center>Epithelium of trachea (Courtesy of RVC Histology Images)</center></small>]]
[[Image:Trachea epithelium.jpg|right|thumb|100px|<small><center>Epithelium of trachea (Courtesy of RVC Histology Images)</center></small>]]
*Most domestic animals - pseudostratified epithelium, ciliated, non-ciliated and mucous cells
*Most domestic animals - pseudostratified epithelium, ciliated, non-ciliated and mucous cells
**Coughing
**Coughing
**Bronchial associated lymphoid tissue (BALT) covered by M cells (microfold cells) where there is professional APC and lymphocytes trafficking.
**Bronchial associated lymphoid tissue (BALT) covered by M cells (microfold cells) where there is professional APC and lymphocytes trafficking.
*The net effect is that liquid moves from the alveolar interstitum towards lymphatics in the fascia and then the hilus of the lung and mediastinum
*The net effect is that liquid moves from the alveolar interstitum towards lymphatics in the fascia and then the hilus of the lung and mediastinum
*Sneezing
*Sneezing
*Coughing
*Coughing
[[Category:Respiratory System - Pathology]]