Phlebotomy Exam Questions with 100% Correct Answers
Verified | Updated 2024/2025
EDTA
What is the anticoagulant of choice for most venous blood hematology tests?
ethylenediamine tetra acetate
What does EDTA stand for?
Proper patient identification
What is PPI?
Plunger and barrel
What are the two parts of a syringe?
bevel, shaft, hub
Three parts of a needle?
After blood is drawn
When are tubes labeled ?
Red, blue, green, lavender, gray
What is the order of draw?
9-1 ratio citrate to blood
What is so special about the blue top tube?
Gray- sodium fluoride
Green- heparin
Blue- sodium citrate
Lavender- EDTA
Red- no additive
What anticoagulant is in the following tubes
- gray, green, blue, lavender, and red
4-6 inches about site for draw
Where do you apply the tourniquet?
Discontinue venipuncture immediately,
If patient does not revive immediately, make sure he cannot fall or injure self
before going for help
What do you do when a patient faints?
Bruise
What is a hematoma?
without oxygen
What is anaerobic?
requires oxygen
What does aerobic mean?
Too much vacuum applied, device too large for vein
What can cause a vein to collapse?
Release tourniquet, pull needle out immediately, apply pressure until bleeding
stops and raise above heart level, notify nurse or physician if bleeding continues
What should you do for an an accidental artery puncture?
Aorta
What is the largest artery in the body?
, Pulmonary vein
Which vein carries oxygen-rich blood?
Occupational Safety and Health Administration
What is OSHA?
Pulmonary artery
Which artery carries blood that has no oxygen?
No anticoagulant-chemistry
Red top tube
EDTA-coagulation
Lavender top
Sodium citrate-chemistry
Blue top tube
Heparin-chemistry
Green top tube
Sodium fluoride-chemistry
Gray top tube
Red green or gray, fasting
Glucose tolerance test tube colors and instructions
Red or green, must not be hemolyzed
Potassium tube color and instructions
hemolysis
the rupture or destruction of red blood cells.
Lavender 2 hours
CBC tube color and instructions
Prothrombin Time (PT) is
test of the ability of blood to clot
Blue, properly filled tube
Prothrombin Time (PT) tube color and instructions
Pink, properly identified patient, correctly labeled specimen, must not be
hemolyzed
Blood group & Rh tube color and instructions
Anaerobic draw, Gas syringe, chill specimen, return ASAP
Blood Gas (venous) tube and instructions
Red or gray, do not prep with alcohol, use soap, process immediately if clot is
drawn
Alcohol test tube color and instructions
Red, protect from light or process ASAP
Bilirubin tube color and instructions
RPR
rapid plasma reagin (test for syphilis)
Red, children under 1 collect by capillary puncture
RPR (syphilis) tube color and instructions
LProfessionalism, appearance, competency, caring
4 qualities of phlebotomist
Incision of a vein
Definitions of phlebotomy
Verified | Updated 2024/2025
EDTA
What is the anticoagulant of choice for most venous blood hematology tests?
ethylenediamine tetra acetate
What does EDTA stand for?
Proper patient identification
What is PPI?
Plunger and barrel
What are the two parts of a syringe?
bevel, shaft, hub
Three parts of a needle?
After blood is drawn
When are tubes labeled ?
Red, blue, green, lavender, gray
What is the order of draw?
9-1 ratio citrate to blood
What is so special about the blue top tube?
Gray- sodium fluoride
Green- heparin
Blue- sodium citrate
Lavender- EDTA
Red- no additive
What anticoagulant is in the following tubes
- gray, green, blue, lavender, and red
4-6 inches about site for draw
Where do you apply the tourniquet?
Discontinue venipuncture immediately,
If patient does not revive immediately, make sure he cannot fall or injure self
before going for help
What do you do when a patient faints?
Bruise
What is a hematoma?
without oxygen
What is anaerobic?
requires oxygen
What does aerobic mean?
Too much vacuum applied, device too large for vein
What can cause a vein to collapse?
Release tourniquet, pull needle out immediately, apply pressure until bleeding
stops and raise above heart level, notify nurse or physician if bleeding continues
What should you do for an an accidental artery puncture?
Aorta
What is the largest artery in the body?
, Pulmonary vein
Which vein carries oxygen-rich blood?
Occupational Safety and Health Administration
What is OSHA?
Pulmonary artery
Which artery carries blood that has no oxygen?
No anticoagulant-chemistry
Red top tube
EDTA-coagulation
Lavender top
Sodium citrate-chemistry
Blue top tube
Heparin-chemistry
Green top tube
Sodium fluoride-chemistry
Gray top tube
Red green or gray, fasting
Glucose tolerance test tube colors and instructions
Red or green, must not be hemolyzed
Potassium tube color and instructions
hemolysis
the rupture or destruction of red blood cells.
Lavender 2 hours
CBC tube color and instructions
Prothrombin Time (PT) is
test of the ability of blood to clot
Blue, properly filled tube
Prothrombin Time (PT) tube color and instructions
Pink, properly identified patient, correctly labeled specimen, must not be
hemolyzed
Blood group & Rh tube color and instructions
Anaerobic draw, Gas syringe, chill specimen, return ASAP
Blood Gas (venous) tube and instructions
Red or gray, do not prep with alcohol, use soap, process immediately if clot is
drawn
Alcohol test tube color and instructions
Red, protect from light or process ASAP
Bilirubin tube color and instructions
RPR
rapid plasma reagin (test for syphilis)
Red, children under 1 collect by capillary puncture
RPR (syphilis) tube color and instructions
LProfessionalism, appearance, competency, caring
4 qualities of phlebotomist
Incision of a vein
Definitions of phlebotomy
