Order Of Draw / Additives / Tubes

Question 1

What is the correct order of draw?

Answer 1

→ Blood Culture
→ Discard (if needed)
→ Light Blue (Sodium Citrate)
→ Red (Clot Activator)
→ Gold/Tiger/Marble (SST - Silica/Gel)
→ Light Green (Lithium Heparin)
→ Dark Green (Sodium Heparin)
→ Pink (Potassium EDTA)
→ Lavender (EDTA)
→ Gray (Sodium Fluoride/Potassium Oxalate)
→ Yellow (ACD A or B)
→ Dark Blue (as ordered)

Question 2

Which tubes are anticoagulation tubes?

Answer 2

Light Blue (Sodium Citrate)
Light Green (Lithium Heparin)
Dark Green (Sodium Heparin)
Pink (Potassium EDTA)
Lavender (EDTA)
Gray (Sodium Fluoride/Potassium Oxalate)
Royal Blue with lavender stripe (EDTA)
Yellow (ACD)

Question 3

Which tubes are without anticoagulation?

Answer 3

Clear Discard Tube (no additive)
Red (Plastic - Clot Activator / Glass - no additive)
Gold/Tiger/Marble Top (SST)
Royal Blue with red stripe (no additive)

Question 4

What is the additive in the Blood Culture bottle?

Answer 4

Nutrient Broth (Broth)

Question 5

What is the additive in the Discard tube?

Answer 5

No Additive (used to clear the line)

Question 6

What is the additive in the Light Blue top tube?

Answer 6

Sodium Citrate

Question 7

What is the additive in the Red top tube?

Answer 7

Plastic - Clot Activator (sometimes)
Glass - No Additive

Question 8

What is the additive in the Gold/Tiger/Marble top tube?

Answer 8

Serum Separator Tube (SST) - Silica/Thixotropic Gel

Question 9

What is the additive in the Light Green top tube?

Answer 9

Lithium Heparin/Gel

Question 10

What is the additive in the Dark Green top tube?

Answer 10

Sodium Heparin

Question 11

What is the additive in the Pink top tube?

Answer 11

Potassium EDTA

Question 12

What is the additive in the Lavender top tube?

Answer 12

EDTA

Question 13

What is the additive in the Gray top tube?

Answer 13

Sodium Fluoride/Potassium Oxalate

Question 14

What is the additive in the Yellow top tube?

Answer 14

ACD (Solution A or B)

Question 15

What is the additive in the Dark Blue top tube?

Answer 15

Varies - draw as instructed
Dark Blue with Lavender Stripe - EDTA
Dark Blue with Red Stripe - No additive

Question 16

Tubes without anticoagulants will produce ____ when centrifuged?

Answer 16

Serum

Question 17

Tubes with anticoagulants will produce ____ when centrifuged?

Answer 17

Plasma

Question 18

True or False
Order of draw is according to additives?

Answer 18

True

Question 19

Can you visually distinguish plasma and serum?

Answer 19

No, both are yellow-tinted fluids.