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micro lab ex 6
Question | Answer |
---|---|
which method of specimen handling achieved the best results when plating the flu and why? | immediate b/c it was immediately plated |
which method of specimen handling achieved the worst results when plating the flu and why? | dry swab b/c it had no moisture. |
how does a culturette maintain microbe viability? | b/c it is a transport media that protects organisms from drying |
how is refrigeration useful in maintaining specimen? | slow microbial metabolism |
what was the most important physical requirement lacking on the dry swab? | moisture |
what growth requirements are met by the culture medium? | nutrients, sheep blood |
sheep blood is a | growth enhancer |
what growth requirements are met during incubation? | temp, o2, carbon, humidity |
what was TSA II (blood agar) used in this lab exercise | growth enhancer, it has hemolytic bacteria |
hemolytic bacteria | break down blood (RBC) |