Phlebotomy Quiz

What is the use of a tube with a light blue cap?

• Blood culture

• Coagulation studies

• Chemistry

• Hematology

Which additive is used in a tube with a red cap?

• Culture media

• Sodium citrate

• No anticoagulant (glass), Silicon coating (plastic)

• EDTA

How many times should a tube with a green cap be inverted?

• 3-4 times

• 5 times

• 8 times

• 8-10 times

What is the special direction for a tube with a clear (discard) cap?

• Must draw first; Use sterile technique

• Discard tube

• Do not invert (glass)

• Do not cleanse site with alcohol

Which tube is used for glucose testing?

• Lavender

• Light blue

• Gray

• Red/gray

What is the additive in a tube with a lavender cap?

• Heparin

• EDTA

• Clot activator

• Potassium oxalate

Which tube should be drawn first according to the order of draw?

• Light blue

• Red

• Special (Blood culture)

• Green

What is the use of a tube with a gold (SST) cap?

• Blood alcohol

• Hematology

• Coagulation studies

• Chemistry

Which tube should not be cleansed with alcohol before drawing?

• Light blue

• Gray (Blood alcohol)

• Red

• Green

What is the special direction for a tube with a red cap (plastic)?

• Invert 3-4 times

• Invert 5 times

• Invert 8 times

• Invert 8-10 times