Micro T2, L27.txt
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Two pigments produed by P. aeuruginosa?
- Pyocyanin - blue
- Pyoverdin - green
Acute, subacute, chronic of otitis media or sinusitis
- OM: acute & chronic
- Sinusitis: acute, subacute & chronic
order of precendence for the three bacteria of OM & Sinusitis
- S. pneumoniae
- H. influenza
- M. catarrhalis
for OM and Sinusitis, what is S. pneumoniae sensitive to?
DOC for OM?
- ** tubes if chronic
What is the fancy appearance of C. diptheria? Why?
Chinese letters w/ mtachromatic granules
What is the phage-encoded exotoxin of C. diptheria?
Diptheria toxin: must be encoded into the phase to be effective
What type of toxin is diptheria and how does it work?
- type: A-B exotoxin
- function: bind EF-2 to hault protein synthesis
What 2 things does respiratory diptheria form in the pharynx?
What occurs in the body if the diptheria exotoxin is not taken care of?
Systemic toxicity (myocarditis & demyelination)
fucntion of blood agar in C. diptheria?
rule out hemolytic strept
Function of Loeffler's medium in C. diptheria?
Function of cysteine-tellurite agar in C. diptheria?
What test is performed to test for C. diptheria?
What neuralizes diptheria toxin?
DOC for C. diptheria?
penicillin or erythromycin
T/F there is a vaccine for diptheria?
how do virulence factors P69 & FHA mediate their adhesion?
RGD sequences to bind to integrins
What is the systemic toxicity of B. pertussis?
lymphocytic leukocytosis by inhibiting extravasation of lymphocytes (by pertussis toxin)
T/F worldwide epidemics can still occur w/ whooping cough
T, every 2-5 yrs
DOC for B. pertussis
Macrolides (erythro, azithro, clarithromycin)
Name the to immunizations against B. pertussis?
- DTap (series)
- Tdap (booster)
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