MLS Quality & Safety

Question 1

What is the primary purpose of quality control (QC) in a clinical laboratory?

Accepted Answer

To ensure accuracy and reliability

Answer

To increase test volume

Answer

To reduce testing costs

Answer

To eliminate all laboratory errors

Question 2

Which of the following is a critical component of a laboratory’s quality assurance (QA) program?

Accepted Answer

Proficiency testing

Answer

Reducing reagent usage

Answer

Increasing sample volume

Answer

Minimizing test complexity

Question 3

Which biosafety level (BSL) is required for handling highly infectious pathogens such as Ebola virus?

Accepted Answer

BSL-4

Answer

BSL-1

Answer

BSL-2

Answer

BSL-3

Question 4

What should be done in case of an accidental laboratory spill involving bloodborne pathogens?

Accepted Answer

Cover the spill with paper towels and disinfect with bleach

Answer

Evacuate the building immediately

Answer

Ignore the spill if it's small

Answer

Use only water to clean the area

Question 5

Which type of fire extinguisher should be used in a laboratory setting to handle flammable liquid fires?

Accepted Answer

Class B

Answer

Class A

Answer

Class C

Answer

Class D

Question 6

What is the purpose of material safety data sheets (MSDS) in a laboratory?

Accepted Answer

To provide information on chemical hazards and safety

Answer

To track laboratory inventory

Answer

To ensure compliance with research protocols

Answer

To determine chemical purity