Questions and Answers (Latest
Update 2026)
Which of the following should the phlebotomist do when collecting
blood via finger stick?
a. Position the lancet across the fingerprint lines.
b. Wipe off any remaining alcohol from the finger before insertion.
c. Disinfect the patient's finger with povidone-iodine.
d. Milk the finger during the blood collection. -
correct answer ✅a
A physician orders a CBC and glucose tolerance test. Which of the
following is the correct tube selection and order of draw?
a. red, lavender
b. lavender, gray
c. green, lavender
d. lavender, yellow -
correct answer ✅b
A phlebotomist has received a requisition to draw a bilirubin on an
infant with jaundice. The phlebotomist should...
a. protect the specimens from light
b. invert the specimen immediately
,NCCT Phlebotomy Practice Test Exam
Questions and Answers (Latest
Update 2026)
c. transport the specimen on ice
d. draw a waste tube -
correct answer ✅a
Gray-topped sodium fluoride tubes should not be used to collect
alanine aminotransferase (ALT) or aspartate aminotransferase (AST)
because the anticoagulant...
a. destroys many enzymes
b. increases lipemia
c. prevents hemoconcentration
d. causes hemolysis -
correct answer ✅a
Which of the following actions should the phlebotomist take when
disposing of a needle following a venipuncture?
a. recap the needle and place it immediately in a sharp container
b. push the needle guard over the needle until it clicks and then
place in a biohazard bag
c. place the needle with safety device activated immediately in a
sharps container
,NCCT Phlebotomy Practice Test Exam
Questions and Answers (Latest
Update 2026)
d. recap the needle and place it on the blood collection tray -
correct answer ✅c
The phlebotomist applies the tourniquet, but then has trouble
relocating the vein several minutes of palpation. Which of the
following is an expected outcome in these test results?
a. falsely elevated K levels from tissue damage
b. fibrinolysis from hemodilution
c. falsely decreased iron levels from hemolysis
d. falsely increased platelets from clotting -
correct answer ✅a
Forceful shaking of blood in an evacuated collection tube will cause
which of the following complications?
a. hemostasis
b. hemoconcentration
c. hemolysis
d. contamination -
correct answer ✅c
, NCCT Phlebotomy Practice Test Exam
Questions and Answers (Latest
Update 2026)
Instead of obtaining consent from a patient who is mentally
competent, the phlebotomist obtains from a family member. This is
a violation of...
a. HIPAA
b. The Patient's Bill of Rights
c. CLIA Waived Testing
d. The Stark Law -
correct answer ✅b
The physician has ordered a prothrombin time (PT) and complete
blood count (CBC) for an adult patient with a diagnosis of
thrombophlebitis. The phlebotomist should collect the evacuated
tubes in which of the following orders?
a. lavender, light blue
b. light blue, red
c. light blue, lavender
d. red, light blue -
correct answer ✅c