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Diseases of the nasal cavity and sinuses (view source)
Revision as of 20:57, 29 November 2006
, 20:57, 29 November 2006→Defense mechanisms
****Lactoferrin
****Lactoferrin
*****Inhibits bacterial growth as sequesters iron, an essential co-factor for many bacteria
*****Inhibits bacterial growth as sequesters iron, an essential co-factor for many bacteria
*Commensal bacteria
***The normal bacterial flora of the nasal cavity, pharynx, larynx and proximal portion of the trachea compete with potentially pathogenic bacteria and help to prevent their colonisation (competitive exclusion).
***The normal bacterial flora of the nasal cavity, pharynx, larynx and proximal portion of the trachea compete with potentially pathogenic bacteria and help to prevent their colonisation (competitive exclusion).
***The airway environment distal to the mid-portion of the trachea is effectively sterile.
***The airway environment distal to the mid-portion of the trachea is effectively sterile.
*Reflexes
***Sneezing
***Sneezing
***Coughing
***Coughing