Phlebotomy Exam 3 Questions +
Verified Answers 100% correct, Update
2026
What is the purpose of waiting 30 seconds for the alcohol to dry?
a. to allow the evaporation process to destroy microbes.
b. to avoid a stinging sensation
c. to prevent hemolysis
d. all of the options are correct -
correct answer ✅d. all of the options are correct
Which tube is filled last when using a syringe?
a. edta
b. heparin
c. sodium citrate
d. sterile -
correct answer ✅a. EDTA
Which of the following is not an antiseptic? -
correct answer ✅Sodium hypochlorite
What is the slanted tip of the needle called?
a. bevel
,Phlebotomy Exam 3 Questions +
Verified Answers 100% correct, Update
2026
b. guage
c. hub
d. lumen -
correct answer ✅a. Bevel
Which of the following should not be used to enhance the vein
selection process? -
correct answer ✅-having patient vigorously pump fist
Never leave a tourniquet on for more than ____? -
correct answer ✅1 minute
Heparin prevents blood from clotting by ___? -
correct answer ✅-inhibiting thrombin formation
What happens if you mix tubes too vigorously?
a. hemoconcentration
b. hemolysis
c. vigorous mixing has no effect
, Phlebotomy Exam 3 Questions +
Verified Answers 100% correct, Update
2026
d. hemostasis -
correct answer ✅b. hemolysis
What type of additive is recommended for collecting an ethanol
test specimen?
a. EDTA
b. no additive
c. sodium citrate
d. sodium fluoride -
correct answer ✅d. sodium fluoride
What is the ETS system used for? -
correct answer ✅To obtain a blood specimen for patient diagnostic
or monitoring purposes from an antecubital vein
(T/F) A 21 gauge needle is considered the standard needle for
venipuncture collection -
correct answer ✅True
Verified Answers 100% correct, Update
2026
What is the purpose of waiting 30 seconds for the alcohol to dry?
a. to allow the evaporation process to destroy microbes.
b. to avoid a stinging sensation
c. to prevent hemolysis
d. all of the options are correct -
correct answer ✅d. all of the options are correct
Which tube is filled last when using a syringe?
a. edta
b. heparin
c. sodium citrate
d. sterile -
correct answer ✅a. EDTA
Which of the following is not an antiseptic? -
correct answer ✅Sodium hypochlorite
What is the slanted tip of the needle called?
a. bevel
,Phlebotomy Exam 3 Questions +
Verified Answers 100% correct, Update
2026
b. guage
c. hub
d. lumen -
correct answer ✅a. Bevel
Which of the following should not be used to enhance the vein
selection process? -
correct answer ✅-having patient vigorously pump fist
Never leave a tourniquet on for more than ____? -
correct answer ✅1 minute
Heparin prevents blood from clotting by ___? -
correct answer ✅-inhibiting thrombin formation
What happens if you mix tubes too vigorously?
a. hemoconcentration
b. hemolysis
c. vigorous mixing has no effect
, Phlebotomy Exam 3 Questions +
Verified Answers 100% correct, Update
2026
d. hemostasis -
correct answer ✅b. hemolysis
What type of additive is recommended for collecting an ethanol
test specimen?
a. EDTA
b. no additive
c. sodium citrate
d. sodium fluoride -
correct answer ✅d. sodium fluoride
What is the ETS system used for? -
correct answer ✅To obtain a blood specimen for patient diagnostic
or monitoring purposes from an antecubital vein
(T/F) A 21 gauge needle is considered the standard needle for
venipuncture collection -
correct answer ✅True
