MLT ASCP PRACTICE CERTIFICATION TEST
BANK 2026 UPDATED QUESTIONS SOLUTIONS
◉ The most important practice in preventing the spread of disease is:
a. Wearing masks during patient contact
b. Proper hand washing
c. Wearing disposable laboratory coats
d. Identifying specimens from known or suspected HIV- and HBV-
infected patients with a red label. Answer: b. Proper hand washing
◉ The appropriate dilution of bleach to use in laboratory disinfection is:
a. 1:2
b. 1:5
c. 1:10
d. 1:100. Answer: d. 1:10
◉ How frequently should fire alarms and sprinkler systems be tested?
a. Weekly
b. Monthly
c. Quarterly
d. Annually. Answer: c. Quarterly
,◉ Where should alcohol and other flammable chemicals be stored?
a. In an approved safety can or storage cabinet away from heat sources
b. Under a hood and arranged alphabetically for ease of identification in
an emergency
c. In a refrigerator at 2 C to 8 C to reduce volatilization
d. On a low shelf in an area protected from light. Answer: a. In an
approved safety can or storage cabinet away from heat sources
◉ The most frequent cause of needle punctures is:
a. Patient movement during venipuncture
b. Improper disposal of phlebotomy equipment
c. Inattention during removal of needle after venipuncture
d. Failure to attach needle firmly to syringe or tube holder. Answer: b.
Improper disposal of phlebotomy equipment
◉ What class fire extinguisher would be appropriate to use on a fire in a
chemical cabinet?
a. Class A
b. Class B
c. Class C
d. Class D. Answer: b. Class B
, ◉ Select the needle most commonly used in standard venipuncture in an
adult:
a. One inch, 18 gauge
b. One inch, 21 gauge
c. One-half inch, 23 gauge
d. One-half inch, 25 gauge. Answer: b. One inch, 21 gauge
◉ The process of formation and development of blood cells is termed:
a. Hematopoiesis
b. Hematemesis
c. Hematocytometry
d. Hematorrhea. Answer: a. Hematopoiesis
◉ During the second trimester of fetal development, the primary site of
blood cell production is:
a. Bone marrow
b. Spleen
c. Lymph nodes
d. Liver. Answer: d. Liver
◉ Which of the following organs is responsible for the maturation of T
lymphocytes and regulation of their expression of CD4 and CD8?
a. Spleen
BANK 2026 UPDATED QUESTIONS SOLUTIONS
◉ The most important practice in preventing the spread of disease is:
a. Wearing masks during patient contact
b. Proper hand washing
c. Wearing disposable laboratory coats
d. Identifying specimens from known or suspected HIV- and HBV-
infected patients with a red label. Answer: b. Proper hand washing
◉ The appropriate dilution of bleach to use in laboratory disinfection is:
a. 1:2
b. 1:5
c. 1:10
d. 1:100. Answer: d. 1:10
◉ How frequently should fire alarms and sprinkler systems be tested?
a. Weekly
b. Monthly
c. Quarterly
d. Annually. Answer: c. Quarterly
,◉ Where should alcohol and other flammable chemicals be stored?
a. In an approved safety can or storage cabinet away from heat sources
b. Under a hood and arranged alphabetically for ease of identification in
an emergency
c. In a refrigerator at 2 C to 8 C to reduce volatilization
d. On a low shelf in an area protected from light. Answer: a. In an
approved safety can or storage cabinet away from heat sources
◉ The most frequent cause of needle punctures is:
a. Patient movement during venipuncture
b. Improper disposal of phlebotomy equipment
c. Inattention during removal of needle after venipuncture
d. Failure to attach needle firmly to syringe or tube holder. Answer: b.
Improper disposal of phlebotomy equipment
◉ What class fire extinguisher would be appropriate to use on a fire in a
chemical cabinet?
a. Class A
b. Class B
c. Class C
d. Class D. Answer: b. Class B
, ◉ Select the needle most commonly used in standard venipuncture in an
adult:
a. One inch, 18 gauge
b. One inch, 21 gauge
c. One-half inch, 23 gauge
d. One-half inch, 25 gauge. Answer: b. One inch, 21 gauge
◉ The process of formation and development of blood cells is termed:
a. Hematopoiesis
b. Hematemesis
c. Hematocytometry
d. Hematorrhea. Answer: a. Hematopoiesis
◉ During the second trimester of fetal development, the primary site of
blood cell production is:
a. Bone marrow
b. Spleen
c. Lymph nodes
d. Liver. Answer: d. Liver
◉ Which of the following organs is responsible for the maturation of T
lymphocytes and regulation of their expression of CD4 and CD8?
a. Spleen
