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Cards In This Set
| Front | Back |
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Alpha Hemolytic Streptococci
gram morphology? NF where? |
 Gram Positive Cocci in Chains NF of oropharynx can cause TSS in vagina |
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Bacteroides spp.
Gram morphology? Normal Flora? |
 Gram negative anerobic rods NF of intestine |
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Bifidobacterium spp.
Gram morphology? Normal Flora? |
gram positive anaerobic branching rod NF of human intestine with symbiotic relationship- aids in digestion, inhibtis growth of baceria and yeast. used in probiotics |
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Clostridium
Gram morphology? Normal Flora? |
Gram positive anaerobic rods NF of intestine cause of food posioning, pseudomembranous colitis |
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Coagulase negative staphylococci
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 Gram positive Cocci in clusters Skin flora, vagina and occasional other sites |
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Coagulase-positive staphylococci (ex staphylococcus aureus)
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 Gram positive cocci in clusters Often in nasal nares, can colonize in skin, rectum and other sites such as vagaina (TSS) causes of community acquired skin and soft tissue infections and hospital acuired infections |
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Diphtheroids
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 Gram positive curved rods- "chinese character arrangements" NF of skin, rarely a cause of certain nosocomial infections or in immunocompromised |
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Eikenella Corrodens
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 Gram negative pleiomorophic rods, facultatively anaerobic NF- oral Common cause of human bit wound infections |
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Enterobacteriaceae (large family that includes e coli)
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 Gram negative rods Gut flora causes sepsis, UTIs and other infections |
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Haemophilus Inflenzae
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Gram negative rods Oropharyngeal flora may be pathogens those possessing capsules can be stareotyped but most normal flora non encapsulated |
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Lactobacillus
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Gram positive rods normal beneficial flora of human GI tract and vagina |
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Mycoplasma
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No cell wall, doesn't gram stain Pleiomorphic shape but tends to be flask shaped ubquitous in nature, colonises NF of vagina and causes cervicitis PID, TSS and neonatal infections |
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Neisseria
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 gram negative diplococci colonize mucosal surfaces 2 pathogens= n gonorrhoeae and n meningitidis |
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Oral Spirochetes
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Not truely gram reactive. Visualized on darkfield microscopy
Oral Flora Associated with periodontal disease |
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Porphyromonas gingivalis
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 Gram negative anaerobic rod Oral flora may cause periodontal disease |
