Order of Draw

Question 1

What is the first tube color in the order of draw?

Answer 1

Blood culture tubes

Question 2

True or False: The order of draw is important to avoid cross-contamination of additives.

Answer 2

True

Question 3

Fill in the blank: The second tube color in the order of draw is _____ tubes.

Answer 3

Light blue

Question 4

What additive is found in a lavender tube?

Answer 4

EDTA

Question 5

Which tube color is used for serum tests?

Answer 5

Red

Question 6

What is the primary purpose of the order of draw?

Answer 6

To prevent contamination of samples

Question 7

Which tube should be drawn last when performing a venipuncture?

Answer 7

Gray tube

Question 8

True or False: The green tube contains heparin as an additive.

Answer 8

True

Question 9

List the first four tube colors in the order of draw.

Answer 9

Blood culture, light blue, red, gold

Question 10

What is the third tube color in the order of draw?

Answer 10

Red

Question 11

Which tube color contains sodium citrate?

Answer 11

Light blue

Question 12

Fill in the blank: The _____ tube is used for glucose testing.

Answer 12

Gray

Question 13

What is the fourth tube color in the order of draw?

Answer 13

Gold

Question 14

True or False: Serum separator tubes (SST) are part of the order of draw.

Answer 14

True

Question 15

Which tube is typically used for coagulation studies?

Answer 15

Light blue

Question 16

What additive is found in the gray tube?

Answer 16

Sodium fluoride

Question 17

Which tube should be drawn before the lavender tube?

Answer 17

Green tube

Question 18

What is the fifth tube color in the order of draw?

Answer 18

Green

Question 19

True or False: The order of draw is the same for all blood collection procedures.

Answer 19

False

Question 20

What tube color is used for chemistry tests?

Answer 20

Red/Gold

Question 21

Fill in the blank: The _____ tube is typically used for hematology tests.

Answer 21

Lavender

Question 22

What color tube is used for blood bank tests?

Answer 22

Pink

Question 23

What is the last tube color in the order of draw?

Answer 23

Gray

Question 24

Which tube color contains no additives?

Answer 24

Red

Question 25

What is the correct order of draw starting from the first tube?

Answer 25

Blood culture, light blue, red, gold, green, lavender, pink, gray

Question 26

True or False: The order of draw can vary based on the laboratory protocol.

Answer 26

True

Question 27

What is the main reason to follow the order of draw?

Answer 27

To ensure accurate test results

Question 28

What is the purpose of Blood Cultures?

Answer 28

Blood Cultures (bacterial and/or fungal), (If AFB specified, call the lab for instructions)

Question 29

What is the purpose of the Light Blue (Plasma)/Partial Draw Top?

Answer 29

Protime PTT Fibrinogen Coagulation Studies

Question 30

What is the purpose of the Gold with Gel Barrier (Serum)?

Answer 30

CMP, Lipid Profile Hepatitis Profiles HIV Thyroid Profiles Therapeutic drugs

Question 31

What kind of Additive does Green/Light Green have?

Answer 31

Green: Lithium Heparin, Lithium Heparin Sep Light Green: Sodium Heparin

Question 32

What is the purpose of the Lavender Tube?

Answer 32

CBC (Complete Blood Count) ESR (SED Rate) Hemoglobin A1C

Question 33

What is the purpose of the Pink Tube (plasma/Whole Blood)?

Answer 33

ARO/Rh

Question 34

What is the purpose of the Grey Tube (plasma)?

Answer 34

Glucose Testing

Question 35

What is the purpose of the Yellow (whole Blood)?

Answer 35

Special Testing

Question 36

What Additives do Blood Cultures have?

Answer 36

Culture Medium

Question 37

What Additives do Light Blue (Plasma)/Partieal Draw Top have?

Answer 37

Sodium Citrate 3.2%

Question 38

What Additives do Red (serum) tubes have?

Answer 38

Clot Activator (no gel)

Question 39

What Additives do Gold with Gel Barrier (serum) tubes have?

Answer 39

Clot activator Gel Serum Separator

Question 40

What Additives do Lavender (plasma/ whole blood) tubes have?

Answer 40

EDTA K2

Question 41

What Additives do Pink (plasma/ whole Blood) tubes have?

Answer 41

EDTA K2

Question 42

What Additives do Grey (plasma) tubes have?

Answer 42

Sodium Fluoride/Potassium Oxalate

Question 43

What Additives do Yellow (whole blood) tubes have?

Answer 43

ACD Solution