BIOSAFETY AND BIOSECURITY Test 3|
Questions with Answers Verified 100%
Correct
Special Practices for BSL 3 (supervision) - ✔✔Supervisor is a competent scientist
experienced working with agents
Establishes criteria for entry
Restricts access
Develops policies/procedures
Trains lab personnel
Principles of Biosafety include - ✔✔BSL 1-3
Standard Practices
Special Practices
Safety Equipment (Primary Barriers)
Laboratory Facilities (Secondary Barriers)
Which level contains dangerous and exotic agents with high risk of life-threatening
disease, aerosol-transmitted
Related agents with unknown risk of transmission - ✔✔BSL 4
Primary hazards for BSL 4 - ✔✔respiratory exposure to infectious aerosols
mucous membrane exposure to infectious droplets
, accidental sticks
with needles or other sharp objects contaminated with infectious material
Which level
Access to lab is restricted: immunocompromised persons are never allowed to enter the lab -
✔✔BSL 4
Standard practices for BSL 4 - ✔✔Standard practices include BSL-3 plus:
strictly controlled access to the laboratory;
changing clothing before entering and exiting lab (showering upon exiting recommended);
decontaminating all material exiting facility
Primary barriers for BSL 4 - ✔✔Biosafety cabinets used at other biosafety levels
Full-body, air-supplied, positive pressure personnel suit
Secondly barriers for BSL 4 - ✔✔All physical barriers of BSL-3 plus:
isolated zone or a separate building;
dedicated supply and exhaust, vacuum, decontamination systems;
a recommended absence of windows (or sealed and resistant to breakage)
Questions with Answers Verified 100%
Correct
Special Practices for BSL 3 (supervision) - ✔✔Supervisor is a competent scientist
experienced working with agents
Establishes criteria for entry
Restricts access
Develops policies/procedures
Trains lab personnel
Principles of Biosafety include - ✔✔BSL 1-3
Standard Practices
Special Practices
Safety Equipment (Primary Barriers)
Laboratory Facilities (Secondary Barriers)
Which level contains dangerous and exotic agents with high risk of life-threatening
disease, aerosol-transmitted
Related agents with unknown risk of transmission - ✔✔BSL 4
Primary hazards for BSL 4 - ✔✔respiratory exposure to infectious aerosols
mucous membrane exposure to infectious droplets
, accidental sticks
with needles or other sharp objects contaminated with infectious material
Which level
Access to lab is restricted: immunocompromised persons are never allowed to enter the lab -
✔✔BSL 4
Standard practices for BSL 4 - ✔✔Standard practices include BSL-3 plus:
strictly controlled access to the laboratory;
changing clothing before entering and exiting lab (showering upon exiting recommended);
decontaminating all material exiting facility
Primary barriers for BSL 4 - ✔✔Biosafety cabinets used at other biosafety levels
Full-body, air-supplied, positive pressure personnel suit
Secondly barriers for BSL 4 - ✔✔All physical barriers of BSL-3 plus:
isolated zone or a separate building;
dedicated supply and exhaust, vacuum, decontamination systems;
a recommended absence of windows (or sealed and resistant to breakage)
