MLPAO - Medical Laboratory Professionals Association of Ontario Laboratory Safety and Quality Questions and Answers 2

Question 1

According to CMLTO standards, which class of fire extinguisher is appropriate for electrical equipment fires in a medical laboratory?

Accepted Answer

Class C

Answer

Class A

Answer

Class B

Answer

Class D

Question 2

A medical laboratory technologist receives a specimen with a label discrepancy. What is the most appropriate first action?

Accepted Answer

Contact the requesting clinician or unit to clarify and relabel

Answer

Process the specimen and note the discrepancy in the report

Answer

Discard the specimen immediately

Answer

Run the test and hold results pending label correction

Question 3

What is the purpose of a biological safety cabinet (BSC) Class II Type A2 in a medical laboratory?

Accepted Answer

Protection of personnel, product, and environment from biohazardous aerosols

Answer

Protection of personnel only from aerosols

Answer

Protection of the product and environment only

Answer

Containment of radioactive materials

Question 4

In a proficiency testing program, a laboratory's result falls outside the acceptable performance criteria. According to quality management principles, what is the required response?

Accepted Answer

Investigate root cause, implement corrective action, and document findings

Answer

Report the discrepancy to the Ministry of Health only

Answer

Repeat the proficiency test until acceptable results are achieved

Answer

Suspend testing for that analyte until the next PT cycle

Question 5

Which of the following is an example of a pre-analytical error in laboratory quality?

Accepted Answer

Hemolysis due to improper venipuncture technique

Answer

Incorrect calibration of the analyzer

Answer

Transcription error in result reporting

Answer

Failure of quality control to detect reagent deterioration

Question 6

Under WHMIS 2015 (GHS), what does a pictogram showing a flame over a circle represent?

Accepted Answer

Oxidizing material

Answer

Flammable material

Answer

Explosive material

Answer

Corrosive material