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10 Cards in this Set

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  • Back
What are the normal benefits of normal flora?
They occupy attachment sites on the skin and mucosa and thus prevent colonization by pathogenic bacteria. They also supply nutrients.
What is the predominant organism of the skin?
S. epidermidis. It can be pathogenic when it implants on devices such as artificial heart valves and prosthetic joints.
What common skin anerobe plays a role in the pathogenesis of acne.
Propionibacterium acnes
What is Viridans Streptococcus?
It is of a common bacterial group, which is normally found in the oral cavity, and is the leading cause of subacute bacterial endocarditis.
What do the anerobic bacteria of the GI tract, such as, Clostridium and Bacterioides, cause if aspirated?
Lung abscess with potential ingestational pneumonia.
S. aureus commonly colonizes the nose. TRUE/FALSE
True
What are some normal flora of the intestinal tract that are pathogenic?
E.coli(UTI)
Bacterioides fragilis(peritonitis)
Enterococcus fecalis(UTI, endocarditis)
Pseudomonas aeruginosa(variety of nosocomial infections)
Whena patient is treated with Clindamycin, and eventually develops a pseudomembranous colitis, what organism is likely suspected?
Clostridium difficile
Lactobacillus species is the predominant bacteria in normal vaginal flora. TRUE/FALSE
TRUE. Candida albicans is suppressed if the Lactobacillus is properly populated.
What is the predominant organism of the urethra?
S. epidermidis.