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7 Cards in this Set

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  • Back
Identify this gram positive coccobacillus:

Hemolysis: beta
Catalase: weak positive
BE: positive
Listeria monocytogenes
Identify this gram positive bacillus:

Hemolysis: Beta
Catalase: positive
Spores: oval, subterminal
Bacillus species
Identify this gram positive bacillus:

Hemolysis: alpha
Catalase: negative
Lactobacillus
Identify this gram positive bacillus:

Hemolysis: gamma
Catalase: positive
Colonial morphology: dry and white
Diphtheroids (Corynebacterium sp.)
A sporeforming gpb is non-hemolytic on BA. It has a rhizoid edge and is tenacious. Its spores are round and central. Which gpb is of particular concern at this point?
Bacillus anthracis
Identify this gram positive bacillus:

Hemolysis:beta
Catalase: positive
Colonial morphology on BA: smooth and translucent
Colonial morphology on Tellurite: black
Corynebacterium diphtheriae
Identify this gram positive bacillus:

bacilli are long and thin
Catalase: negative
hydrogen sulfide produced
Eryispelothrix