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13 Cards in this Set
- Front
- Back
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Gram stain
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bacteria, cocci& rods
positive: purple (thick cell wall- less dangerous) neg: red/pink (thin cell wall- dangerous) |
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acid-fast
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myobacteria, cryptospordidium
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capsule stain
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cryptococcus fungi
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Giesma stian
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protozoan parasites, malaria
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Gram-variable
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bacteria w/out gram stain results
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catalase test
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most bacteria catalas + (liberate H & O gas when H2O2)
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Coagulase test
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staph. family
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Beta-hemolysis
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bacteria hemolyzes blood: clear zones at growth
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Alpha-hemolysis
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bacteria partially hemolyzes blood: green zone @growth
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Bile-esculin
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metabolizes bile-esculin
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Lactose fermentation
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agar has lactose, bacteria will use it and agar chages color red --> purple at growth
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Oxidase activity
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some bacteria have oxidase enzyme
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Acid-Fast
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some bacteria have resistance to decolorization by acids during staining procedures
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