Questions and Answers
What is the first order of draw?
What additive is in the Light Blue tube?
Na (Sodium) Citrate
The Red tube requires a full draw.
False
What is the test associated with the SST Gold or SST Red Gray tube?
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What is the additive in the PST Light Green tube?
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What tests are conducted with the Lavender/Pink tube?
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What is the order of draw for the Gray Top tube?
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What specimen does the Royal Blue tube collect?
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The Royal Blue tube always contains an additive.
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The Yellow or Sterile tube is associated with __________ and Sensitivity.
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Study Notes
Phlebotomy Order of the Draw
-
Yellow or Sterile
- Order of Draw: #1
- Additives: ACD/SPS
- Specimen type: Whole Blood
- Inversion: 8-10 times
- Full draw required: Yes
- Tests performed: Microbiology blood cultures & sensitivity, Blood Bank DNA & paternity testing
-
Light Blue
- Order of Draw: #2
- Additive: Sodium Citrate
- Specimen type: Plasma
- Inversion: 3-4 times
- Full draw critical: Yes, 9:1 blood to anticoagulant ratio
- Tests performed: Coagulation studies (e.g., PT, PTT, APTT, clotting factors)
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Red
- Order of Draw: #3a
- Additive: None
- Specimen type: Serum
- Inversion: None required
- Full draw necessary: Not required
- Tests performed: Serology/immunology, routine chemistry, blood banking (e.g., cross-matching, therapeutic drug monitoring)
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SST Gold/SST Red Gray
- Order of Draw: #3b (Serum Separator Tube)
- Additive: Thixotropic Gel ± clot activators
- Specimen type: Serum
- Inversion: 4-5 times
- Full draw necessary: Not required
- Tests performed: Serology/immunology, routine chemistry
-
PST Light Green/PST Green Gray
- Order of Draw: #4a (Plasma Separator Tube)
- Additive: Thixotropic Gel + Heparin
- Specimen type: Plasma
- Inversion: 8 times
- Full draw required: Yes
- Tests performed: Stat potassium tests
-
Green
- Order of Draw: #4b
- Additives: Heparin (Li, Na, NH4)
- Specimen type: Plasma
- Inversion: 8 times
- Full draw required: Yes
- Tests performed: Stat chemistry tests, blood ammonia, blood gases, cytogenetics
-
Lavender/Pink
- Order of Draw: #5
- Additive: K EDTA, PPT's (Plasma Preparation Tubes)
- Specimen type: Whole Blood
- Inversion: 8 times
- Full draw required: Yes
- Tests performed: Hematology (e.g., CBC, Hgb, Hct, smear slide, ESR, sickle cell, thalassemia)
-
Gray Top
- Order of Draw: #6
- Additives: K Oxalate (anticoagulant), Na Fluoride (antiglycolytic)
- Specimen type: Plasma
- Inversion: 8 times
- Full draw required: Yes
- Tests performed: Blood glucose, blood alcohol, lactic acid
-
Royal Blue or Trace Element Free
- Order of Draw: #7
- Additive: None or EDTA/Heparin
- Specimen type: Serum/Plasma
- Inversion: None if no additive; 8 times if additive present
- Full draw required: Not necessary if no additive; Yes if additive present
- Tests performed: Trace elements, toxicology, nutrients studies
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Description
This quiz focuses on the phlebotomy order of draw, detailing the specific tubes and their additives. Each flashcard provides essential information about the specimen, inversion requirements, and tests associated with each order. Perfect for those studying for certification in phlebotomy or healthcare professionals needing a refresher.
