Term
| Bacteria in the genus Staphylococcus are always Gram-positive. |
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Definition
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Term
| Bacteria in the genus Staphylococcus are sometime rod shaped. |
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Definition
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Term
| Bacteria in the genus Staphylococcus usually group together in grape-like clusters. |
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Definition
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Term
| Pathogenic Staphylococcus aureus is always hemolytic. |
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Definition
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Term
| Hemolysin is an endoenzyme. |
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Definition
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Term
| Hemolysin is produced in erythrocytes. |
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Definition
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Term
| The S. aureus pigment diffuses into medium. |
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Definition
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Term
| Coagulase is an enzyme produced by S. epidermidis. |
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Definition
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Term
| Coagulase clots the fibrin in blood plasma. |
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Definition
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Term
| Mannitol salt agar is considered a differential medium because the salt inhibits the growth of many bacteria but not staphylococci. |
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Definition
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Term
| A positive coagulase test and the fermentation of mannitol in the presence of high salt concentration correlate more with the pathogenicity of staphylocci than do chromogenesis or hemolysis. |
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Definition
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Term
| A mannitol-positive colony on mannitol salt agar is surrounded by a red area. |
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Definition
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Term
| Acid end products of mannitol fermentation are produced by S. epidermidis. |
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Definition
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Term
| Specimens collected for culturing on a dry swab should be preserved in sterile saline until they have been transported to the diagnostic laboratory. |
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Definition
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Term
| Micrococcus luteus grows well on mannitol salt agar. |
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Definition
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Term
| The round, clear zone surrounding a colony of S. aureus on a blood agar plate is called the zone of inhibition. |
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Definition
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