Microbiology

Card Set Information

Author:
peachd
ID:
11208
Filename:
Microbiology
Updated:
2010-03-19 00:42:09
Tags:
microbio
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Description:
Microbiology - Organisms
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  1. Vibrio cholerae
    Gram-neg rod. 1 flagellum, both endotoxin (obv) & exotoxin – permanently activates adenylate cyclase --> excrete lots of NaCl --> Rice-water diarrhea. Exotoxin is encoded by a lysogenic phage.
  2. Haemophilus influenzae
    • Gram-neg rod; capsule type B causes the most invasive disease. A's: Makes IgA protease, aerosol transmission, cultured on chocolate agar w/factors V & X.
    • When a child has "flu," mom goes to 5 & dime store to buy some chocolate.
    • Clinical: HaEMOPhilus causes: epiglottitis, meningitis, otitis media, & pneumonia.
  3. Legionella pneumophila
    • Severe pneumonia (Legionnaires' disease) or mild flu (Pontiac fever).
    • Stain: Silver (Gram stain poor).

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