Phlebotomy Exam Questions with 100% Correct Answers
Verified | Updated 2024/2025
What is the most important step in performing a venipuncture?
identify the patient
What is the proper response to a patient asking which test is being giving?
Test the Dr. ordered
What must be done if there is an error on the patients armband?
Do not draw blood have it corrected
What should the phlebotomist ask the patient if an FBS is ordered?
Have you had anything to drink within the past 8-10 hrs.?
What does NPO stand for?
non per os'' Nothing by mouth
When should hands be washed?
Before and after putting on gloves
what is the best way to prevent the spread of infection/germs?
Hand washing
What is an example of a venous reaction?
Thrombophlebitis
When performing a venipuncture, the arm should be
elevated and even with the heart
When palpating a vein before the venipuncture, the Phlebotomist should check
depth, bounce, and size= all the above
What purpose does the tourniquet serve?
Dams up blood
Where is the antecubital fossa located?
Bend of arm(elbow)
What is the most important thing when an incident occurs?
Document all things
A bruise is an example of
Hematoma
What is edema?
Body tissue that contains excess tissue fluid
What can happen if probing blindly?
You can strike a nerve
How should the venipuncture site be cleaned?
Concentric motion
The phlebotomist should never do what to the patients arm after the venipuncture
as it will cause hematoma?
Bend it
How should collection tubes be labled?
Name, date, time
How many times should SST tube be inverted?
5
How many times should the Light Blue tube be inverted?
, 3-4 times
What is the correct order of draw for a CBC/PTT and chemical Panel when using a
wing-tip needle?
Light blue, SST, Lavender
When should a vacutainer/collection tube be mixed?
within 30sec of drawing blood
What are the main departments within clinical pathology?
Microbiology, chemistry, hematology, blood bank, serology, and coagulation
What is the order of draw for a PTT and H&H?
Light blue, Lavender
What are the green top tubes used when collecting electrolytes?
Lithium Heparin
What will happen to the lab results if you have a short draw in Light blue tube?
Answers will not be there
What happens if the tube is not mixed?
May clot or be incomplete
If a BUN and Creatine are ordered, for what should be the Phlebotomist check
with the patient?
Nothing, there are no fasting requirements for this test
What instructions should the phlebotomist give a patient having a 2 hour PP/PC?
Eat high carb meal, return in 2 hrs
What does tissue contusion mean?
Collection of blood under the skin
What is an example of a non-venous reaction?
Hematoma
How can the phlebotomist compensate for collapsing veins?
Draw with a small butterfly needle or use small tubes
What does a sclerosed vein feel like?
Hard, cord-like
What is the proper cleansing of the venipuncture site?
Removes staph from entry site
How long should be allowed for alcohol to dry prior to venipuncture?
30-60 sec
What is the Order of Draw for all additive tubes?
Light Blue, SST, Green, Lavender, Grey
What color tube (cap/top) indicates the presence of sodium fluoride oxalate?
Grey
What is the lavender top additive, uses, and inverts how many times?
Lavender tube 6-8 times
Patient must fast how many hours before drawing blood for FBS, GTT?
8-10 hrs
What are the symbols for: Na/K/CI/CO2
Sodium, Potassium, Chloride, Carbon Dioxide
When not sure of a procedural step, what would you do?
Use guidelines in procedural manual
Read all pertaining to the SST tube
Verified | Updated 2024/2025
What is the most important step in performing a venipuncture?
identify the patient
What is the proper response to a patient asking which test is being giving?
Test the Dr. ordered
What must be done if there is an error on the patients armband?
Do not draw blood have it corrected
What should the phlebotomist ask the patient if an FBS is ordered?
Have you had anything to drink within the past 8-10 hrs.?
What does NPO stand for?
non per os'' Nothing by mouth
When should hands be washed?
Before and after putting on gloves
what is the best way to prevent the spread of infection/germs?
Hand washing
What is an example of a venous reaction?
Thrombophlebitis
When performing a venipuncture, the arm should be
elevated and even with the heart
When palpating a vein before the venipuncture, the Phlebotomist should check
depth, bounce, and size= all the above
What purpose does the tourniquet serve?
Dams up blood
Where is the antecubital fossa located?
Bend of arm(elbow)
What is the most important thing when an incident occurs?
Document all things
A bruise is an example of
Hematoma
What is edema?
Body tissue that contains excess tissue fluid
What can happen if probing blindly?
You can strike a nerve
How should the venipuncture site be cleaned?
Concentric motion
The phlebotomist should never do what to the patients arm after the venipuncture
as it will cause hematoma?
Bend it
How should collection tubes be labled?
Name, date, time
How many times should SST tube be inverted?
5
How many times should the Light Blue tube be inverted?
, 3-4 times
What is the correct order of draw for a CBC/PTT and chemical Panel when using a
wing-tip needle?
Light blue, SST, Lavender
When should a vacutainer/collection tube be mixed?
within 30sec of drawing blood
What are the main departments within clinical pathology?
Microbiology, chemistry, hematology, blood bank, serology, and coagulation
What is the order of draw for a PTT and H&H?
Light blue, Lavender
What are the green top tubes used when collecting electrolytes?
Lithium Heparin
What will happen to the lab results if you have a short draw in Light blue tube?
Answers will not be there
What happens if the tube is not mixed?
May clot or be incomplete
If a BUN and Creatine are ordered, for what should be the Phlebotomist check
with the patient?
Nothing, there are no fasting requirements for this test
What instructions should the phlebotomist give a patient having a 2 hour PP/PC?
Eat high carb meal, return in 2 hrs
What does tissue contusion mean?
Collection of blood under the skin
What is an example of a non-venous reaction?
Hematoma
How can the phlebotomist compensate for collapsing veins?
Draw with a small butterfly needle or use small tubes
What does a sclerosed vein feel like?
Hard, cord-like
What is the proper cleansing of the venipuncture site?
Removes staph from entry site
How long should be allowed for alcohol to dry prior to venipuncture?
30-60 sec
What is the Order of Draw for all additive tubes?
Light Blue, SST, Green, Lavender, Grey
What color tube (cap/top) indicates the presence of sodium fluoride oxalate?
Grey
What is the lavender top additive, uses, and inverts how many times?
Lavender tube 6-8 times
Patient must fast how many hours before drawing blood for FBS, GTT?
8-10 hrs
What are the symbols for: Na/K/CI/CO2
Sodium, Potassium, Chloride, Carbon Dioxide
When not sure of a procedural step, what would you do?
Use guidelines in procedural manual
Read all pertaining to the SST tube
