Order of Draw
What is the correct first tube to collect in the order of draw for venipuncture?
Yellow top (SPS)
Which tube follows the light blue top tube in the standard order of draw?
Red top
Why is the order of draw important in blood collection?
To prevent cross-contamination of additives
What additive is found in the lavender top tube?
EDTA
Which tube is used last in the standard order of draw?
Gray top
What color tube is used for coagulation studies?
Light blue top
Which tube is typically used for serum determinations in chemistry testing?
Red top
What is the order of draw for the first five standard collection tubes?
Yellow, Light blue, Red, Green, Lavender
Which of the following tubes contains sodium fluoride as an additive?
Gray top
If a blood culture is ordered, when should blood culture bottles be collected in the order of draw?
Before all other tubes