AHN 577 ID Test Questions and Correct
Verified Answers
How to distinguish gram neg from positive
✓ Gram negative is pink stain
✓ Gram positive is purple stain
Gram positive cocci organisms
✓ staph, strep, & Entrococcus
Gram positive rods
✓ Corynbacerium, Bacillus, Listeria
Broad spectrum empiric therapy for gram positive cocci
✓ Vancomycin
Gram negative cocci
✓ Neisseria (meningitis or gonorrhoeae),
✓ Moxorella catarrhalis
Gram negative rods
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✓ Enterobacteriaciae,
✓ Normal gut flora (E Coli),
✓ Vibrio,
✓ Shigella,
✓ Salmonella,
✓ Psuedomonas,
✓ Hemophilus
Normal Nasopharynx flora
✓ Strep
✓ Haemophilus
✓ Neisseria
✓ Mixed anaerobes
✓ Candida
✓ Actinomyces
Normal Skin flora
✓ Staph, Strep
✓ Corynebacteria
✓ Proprionibacteria
✓ Yeasts
Normal Gut flora upper bowel
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✓ Enterobacteriaceae
✓ Enterococci
✓ Candide
Normal Gut flora lower bowel
✓ Bacteroides
✓ Bifidobacteria
✓ Clostidium
✓ Peptostreptococci
Normal Vaginal flora
✓ Lactobacilli
✓ Strep
✓ Corynebaceria
✓ Candide
✓ Actinomyces
✓ Mycoplasma hominis
Culture interpretation is dependent on
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✓ Complete clinical picture (H/P, SSX. Labs, etc)
✓ Method of collection
✓ Gram stain results
✓ Cellular evidence
Broad spectrum ABX
✓ Promotes resistance to both normal and pathogenic flora (Use if cause
unknown)
Narrow spectrum
✓ Confines resistance to fewer organisms
Therapeutic considerations of ABX therapy
✓ Is infection present
✓ Use narrowest spectrum, least toxic, least invasive, and least expensive
medication thats most effective.
Interventional concepts of ABX therapy
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