Term
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Definition
| should NOT be refrigerated if processing cannot be done immediately because refrigeration can oxygenate the specimen and potentially kill it |
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Term
| Anticoagulant for blood cultures |
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Definition
| SPS (sodium polyanethol sulfonate) at a concentration of 0.025% |
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Term
|
Definition
| Swab because better specimens are usually available |
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Term
|
Definition
| at 4 C while waiting for transport to the laboratory to halt microorganisms growth and maintain the microorganisms already in the sample |
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Term
| Reasons to reject a specimen |
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Definition
| Collected after antibiotics were given |
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Term
|
Definition
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Term
|
Definition
| Media that inhbitis the growth of some organisms |
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Term
|
Definition
| Media that contains factors used to distinguish characteristics |
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Term
|
Definition
| Media that contains nutrients required for growth |
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Term
|
Definition
| requires low levels of oxygen |
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Term
|
Definition
| grows best in 5-10% carbon dioxide |
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Term
|
Definition
| Can grow aerobically or anaerobically |
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Term
|
Definition
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Term
| What do dark pink colonies on MacConkey agar indicate? |
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Definition
| the presence of lactose fermentors (salmonella or shigella from stool sample) |
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|
Term
| How would you describe colonies produced on MacConkey agar by nonfermenting gram- bacteria? |
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Definition
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|
Term
| Differentiate Beta Hemolysis from alpha hemolysis |
|
Definition
| Beta Hemolysis is complete in that there is a clearing of the colored agar around the colony, while alpha hemolysis is not complete and there is green color around the edges of the colony |
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