Phlebotomy Order of Draw

In what order should the following tubes be drawn: red, light blue, green, lavender?

• red, green, light blue, lavender

• lavender, green, light blue, red

• light blue, green, lavender, red

• green, red, light blue, lavender

What can happen if a phlebotomist collects a green top tube before a red top tube?

• The green top tube will be contaminated with the red top tube additives

• The red top tube will be contaminated with the green top tube additives

• Cross-contamination of additives can occur

• The order of draw will not affect the sample quality

Which color Vacutainer tube is used for coagulation studies?

• Red

• Green

• Yellow

• Light blue

What is the purpose of the additive in a lavender top tube?

• To make the blood look more colorful

• To prevent the blood from clotting

• To match the patient's outfit

• To confuse the phlebotomist

What is the correct order of draw for blood collection tubes?

• Light blue, red, green, lavender

• Red, green, lavender, light blue

• Green, lavender, light blue, red

• Lavender, light blue, red, green

Why is the order of draw important in phlebotomy?

• To ensure patient comfort

• To prevent cross-contamination of additives

• To save time during blood collection

• To use the smallest needle possible

Which tube is typically drawn first in the order of draw?

• Red top tube

• Light blue top tube

• Green top tube

• Lavender top tube

What additive is found in a light blue top tube?

• EDTA

• Sodium citrate

• Heparin

• No additive

What is the primary use of a green top tube in blood collection?

• Coagulation studies

• Chemistry tests

• Blood bank tests

• Hematology tests

What can result from not following the correct order of draw?

• Increased patient satisfaction

• Accurate test results

• Cross-contamination of samples

• Faster blood collection