NCCT Phlebotomy Practice Test
Questions with Correct Detailed
Answers
The phlebotomist is instructed to perform a capillary stick for newborn screening. Which
of the following collection devices should the phlebotomist use? - Answer- Heel stick
lancet
The physician has ordered a prothrombin time (PT) and complete blood count (CBC) for
an adult patient with a diagnosis's of thrombophlebitis. The phlebotomist should collect
the evacuated tubes in which of the following orders? - Answer- Levander, blue
The phlebotomist applies pressure to the venipuncture site using gauze. After two
minutes he observes that bleeding has not stopped. The next appropriate action would
be to... - Answer- Elevate the arm while applying pressure.
A patient on Coumadin therapy is at the lab for their weekly coagulation test. Which of
the following tubes should the phlebotomist collect for this test? - Answer- Light blue top
A physician has ordered a STAT blood work for a patient. The physician ordered
hematology tests and chemistry and coagulation panels. Which of the following tubes
are needed for this procedure - Answer- Lavender, light blue, red
A CMP is ordered for an older adult patient whose veins continue to collapse despite
drinking water. Which of the following is the best collection method for this patient? -
Answer- 23-gauge butterfly needle
When inspecting a patient's arm before performing a venipuncture, the most desirable
site appears to be the back of the hand. Which of the following venipuncture methods is
most appropriate in this situation? - Answer- Butterfly Needle
Which of the following actions should the phlebotomist take to make a vein more
prominent when attempting to select a venipuncture site? - Answer- Apply warm
compress to the area for 5 minutes.
For which of the following patients is the use of an adhesive bandage contraindicated? -
Answer- Newborn with hyper billirubinemia
, Gray-topped sodium fluoride tubes should not be used to collect alanine
aminotransferase (ALT) or aspirate aminotransferase (AST) because the anticoagulant -
Answer- Destroys many enzymes
A 2-week old infant has been brought in the lab for a repeat PKU/neonatal screening.
Which of the following collection procedures is a appropriate to collect the specimens? -
Answer- Capillary using heel puncture lancet
The phlebotomist working in a hospital is collecting blood from a patient with very small,
difficult veins. Three tubes of blood need to be collected. The blue and green tubes fill
easily and completely, but the lavender tube fills incompletely. Changing the lavender
tube using the same draw also results in an incomplete specimen. Which of the
following should the phlebotomist do next ? - Answer- Re-Position the needle and
recollect the lavender tubes
The phlebotomist is collecting a capillary sample from an infant. Following the collection,
the phlebotomist holds firm pressure on the site until bleeding has stopped. How should
the phlebotomist proceed. - Answer- Do not bandage
During palpation of a large vessel in the forearm, the phlebotomist detects a vibration
sensation. The phlebotomist should then...... - Answer- Choose a different collection site
The phlebotomist notes the patient's arm is scarred in the lateral aspect of the
anticubital fossa, and the other arm is not available. The phlebotomist decides to use a
more medial site in the in the fossa over the basilic vein. Which of the following make
this a poor choice? - Answer- Increased risk of nerve damage, increased risk of arterial
involvement
A tourniquet was left on the arm for an extensive period of time before the performance
of a venipuncture. Which of the following is most likely to occur? - Answer-
Hemoconcentration
Which of the following sites should the phlebotomist use for newborn screening blood
collection? - Answer- Plantar surface of the heel
A patient with an order for a blood draw presents with burns covering both arms. Which
of the following is the phlebotomist's best option for collection the largest amount of
blood for this patient? - Answer- Microcollection container
When performing venipuncture on a patient with a left mastectomy, which of the
following sites should the phlebotomist use? - Answer- Right antecubital fossa
Which of the following steps is completed first in performing venipuncture? - Answer-
Identify the patient
Questions with Correct Detailed
Answers
The phlebotomist is instructed to perform a capillary stick for newborn screening. Which
of the following collection devices should the phlebotomist use? - Answer- Heel stick
lancet
The physician has ordered a prothrombin time (PT) and complete blood count (CBC) for
an adult patient with a diagnosis's of thrombophlebitis. The phlebotomist should collect
the evacuated tubes in which of the following orders? - Answer- Levander, blue
The phlebotomist applies pressure to the venipuncture site using gauze. After two
minutes he observes that bleeding has not stopped. The next appropriate action would
be to... - Answer- Elevate the arm while applying pressure.
A patient on Coumadin therapy is at the lab for their weekly coagulation test. Which of
the following tubes should the phlebotomist collect for this test? - Answer- Light blue top
A physician has ordered a STAT blood work for a patient. The physician ordered
hematology tests and chemistry and coagulation panels. Which of the following tubes
are needed for this procedure - Answer- Lavender, light blue, red
A CMP is ordered for an older adult patient whose veins continue to collapse despite
drinking water. Which of the following is the best collection method for this patient? -
Answer- 23-gauge butterfly needle
When inspecting a patient's arm before performing a venipuncture, the most desirable
site appears to be the back of the hand. Which of the following venipuncture methods is
most appropriate in this situation? - Answer- Butterfly Needle
Which of the following actions should the phlebotomist take to make a vein more
prominent when attempting to select a venipuncture site? - Answer- Apply warm
compress to the area for 5 minutes.
For which of the following patients is the use of an adhesive bandage contraindicated? -
Answer- Newborn with hyper billirubinemia
, Gray-topped sodium fluoride tubes should not be used to collect alanine
aminotransferase (ALT) or aspirate aminotransferase (AST) because the anticoagulant -
Answer- Destroys many enzymes
A 2-week old infant has been brought in the lab for a repeat PKU/neonatal screening.
Which of the following collection procedures is a appropriate to collect the specimens? -
Answer- Capillary using heel puncture lancet
The phlebotomist working in a hospital is collecting blood from a patient with very small,
difficult veins. Three tubes of blood need to be collected. The blue and green tubes fill
easily and completely, but the lavender tube fills incompletely. Changing the lavender
tube using the same draw also results in an incomplete specimen. Which of the
following should the phlebotomist do next ? - Answer- Re-Position the needle and
recollect the lavender tubes
The phlebotomist is collecting a capillary sample from an infant. Following the collection,
the phlebotomist holds firm pressure on the site until bleeding has stopped. How should
the phlebotomist proceed. - Answer- Do not bandage
During palpation of a large vessel in the forearm, the phlebotomist detects a vibration
sensation. The phlebotomist should then...... - Answer- Choose a different collection site
The phlebotomist notes the patient's arm is scarred in the lateral aspect of the
anticubital fossa, and the other arm is not available. The phlebotomist decides to use a
more medial site in the in the fossa over the basilic vein. Which of the following make
this a poor choice? - Answer- Increased risk of nerve damage, increased risk of arterial
involvement
A tourniquet was left on the arm for an extensive period of time before the performance
of a venipuncture. Which of the following is most likely to occur? - Answer-
Hemoconcentration
Which of the following sites should the phlebotomist use for newborn screening blood
collection? - Answer- Plantar surface of the heel
A patient with an order for a blood draw presents with burns covering both arms. Which
of the following is the phlebotomist's best option for collection the largest amount of
blood for this patient? - Answer- Microcollection container
When performing venipuncture on a patient with a left mastectomy, which of the
following sites should the phlebotomist use? - Answer- Right antecubital fossa
Which of the following steps is completed first in performing venipuncture? - Answer-
Identify the patient
