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21 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What are the additives in the tubes use for?
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They preserve and prepare blood for specific tests
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What does anticoagulant mean
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Prevents blood from clotting
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Why is the order of draw important?
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It prevents contaminating later tubes with the previous additives
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List the order of draw by color
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Sterile, blue, red, green, lavender, white, gray.
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Studious boys rarely get low with grades
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What is the purpose of inverting the tubes?
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To help mix the additive and blood together.
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Red top tube
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No additive, clot tube used for obtaining serum; chemistries common lab tests: Crossmatching
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Red tiger top or gold (sst)
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Clot activator; separation gel. Clot type tube. Used for obtaining serum. Common lab tests: BMP thyroid, hormone levels.
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Orange tube
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Thrombin-baser clot activator. Clot tube. Used for obtaining serum
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Green top
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Sodium- or lithium-heparin additive. Anticoagulant type. Used for plasma chem; electrolytes. Common tests include: BMP cmp potassium, lactate
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Green tiger top
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Lithium-heparin additive. Anticoagulant type.
Used for obtaining plasma. |
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Lavender and purple top
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K2EDTA (plastic) K3EDTA (GLASS)
Type: anticoagulant Used for : hematology testing (cbc) |
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Light Blue
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Additive: sodium citrate
Type: reversible anticoagulant Used for: coagulation testing; plasma common tests: PT PTT, |
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Yellow (SPS)
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Additive:Sodium polyanethol sulfonate
Type: anticoagulant ; preservative Used for: blood cultures |
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Yellow (ACD)
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Additive: acid, citrate, dextrose
type: preserves red blood cells Used for: genetic DNA Testing |
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Black top
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Additive: varies; often sodium citrate
Type: anticoagulant Used for: erythrocyte sedimentation rate |
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Tan
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Additive: K2EDTA
Type : anticoagulant Used for: testing lead levels |
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White top
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Additive: k2
Type:anticoagulant Used for: molecular diagnostics |
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Pink top
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Additive: K2EDTA
Type: anticoagulant Used for: immunohematology |
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Gray top
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Additive: sodium fluoride and potassium oxalate
Type: anticoagulant Used for: plasma glucose testing |
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Royal blue top
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Additive : K2EDTA or clot activator
Type: low trace element testing Used for : trace metal analysis |
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Clear/light gray/ and red tiger top
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No additive, it's a discard or secondary specimen
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