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Micro Ch 23
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Microbiota or Microbiome
The colonizing microbes;varies with tissue type and various conditions
Skin
dry, salty, acidic, protective oils
Gram positive bacteria most common on skin (teichoic acid protects it)
Mouth microbiota
highly colonized; teeth are a good colonizing enrivornment.
Streptococcus mutans.
Lungs Microbiota
sterile under normal circumstances
Mucociliary escalator
: cilia moves in a wave action to move mucos away from lungs to be expelled or swalled.
Stomach Microbiota
Very few microbes
Heliobacter pylori
: burrows into protective mucous. Breaks down urea to CO2 and ammonia to create a higher pH around it.
Author
eeliz1
ID
181654
Card Set
Micro Ch 23
Description
Material from Ch 23 for the OKstate course Intro to Microbiology
Updated
2012-11-06T16:19:20Z
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