Medical Laboratory Technician Laboratory Operations and Safety Questions and Answers Flashcards
6 cards from real Medical Laboratory Technician Exam practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Medical Laboratory Technician Laboratory Operations and Safety Questions and Answers flashcards as text
Which OSHA standard specifically addresses occupational exposure to bloodborne pathogens in clinical laboratories?
Answer: 29 CFR 1910.1030
29 CFR 1910.1030 is the Bloodborne Pathogens Standard that mandates protections for workers with occupational exposure to blood and other potentially infectious materials.
What is the minimum retention time for Safety Data Sheets (SDS) after a chemical is no longer used in the laboratory?
Answer: 30 years
OSHA requires that SDS records be maintained for at least 30 years after the chemical is no longer used, as part of employee exposure record requirements.
A mercury thermometer breaks on the laboratory bench. What is the correct first response?
Answer: Evacuate the immediate area and use a mercury spill kit
Mercury spills require evacuation of the immediate area and cleanup using a specialized mercury spill kit to prevent toxic vapor inhalation.
In a clinical laboratory, which class of biological safety cabinet is required when working with agents treated with volatile toxic chemicals?
Answer: Class II, Type B2
Class II, Type B2 cabinets are 100% exhausted to the outside and are required when working with volatile toxic chemicals and radionuclides in conjunction with biological agents.
Which fire extinguisher class is appropriate for an electrical equipment fire in the chemistry analyzer area?
Answer: Class C
Class C fire extinguishers are specifically designed for fires involving energized electrical equipment.
What does the term 'chain of custody' refer to in laboratory operations?
Answer: Documented tracking of specimen handling from collection to final reporting
Chain of custody is the documented, unbroken trail that records the handling, transfer, and disposition of a specimen to ensure its integrity for legal or forensic purposes.