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4 Cards in this Set
- Front
- Back
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Skin
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skin is dry and antimicrobial peptides (defensins) are secreted by the skin
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respiratory system
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cilia provide an upward sweeping eg coughing.
Mucous traps bacteria and virus |
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Stomach
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the mucous lining of the stomach prevents bacteria from colonizing.
It produces an enzyme called protease that degrades proteins, making it difficult for bacteria to survive |
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Urogenital system
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*flushing action of urine
* low pH makes it difficult for bacteria to survive |
