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Microbiology Ch.22 Lec.1 (Respiratory system (exchanges gases between the…

- - - - Upper respiratory system
        
        Lower respiratory system
- - - - Nasal Cavity- lines with cilia, filters the air, moves mucous.
        
        Pharynx- ciliated mucous membrane.
        
        Uvula- partially closes the opening between nasal cavity and pharynx when swallowing.
- - - - Bronchi
        
        Aveoli
        
        Diaphragm
        
        Cilia beat 1000 times per minute to carry the mucus and trapped contaminants up to the pharynx.
- - - - Colonized by many microorganisms.
        
        Normal microbiome limits growth of pathogens.
        
        Normal microbiome may be opportunistic pathogen.