【解答】Biosafety and Basic Laboratory Facilities

rodiyer.idv.tw 拉里拉雜
Which description is correct?
There are 4 risk groups of microorganisms
There are 4 biosafety levels of laboratories
Risk group levels do not have to always correspond to biosafety levels
All of the above are correct
www.rodiyer.com
Special practices for a BSL-2 laboratory include limited assess and posting biohazard signs
www.rodiyer.com
There are 4 risk groups (RGs) of microorganisms and RGs are designated from 1 (the lowest risk) to 4 (the highest risk)
www.rodiyer.com
To design an ABSL-2 laboratory,it is recommended that negative pressure airflow to the animal room and the working area.
www.rodiyer.com
If you plan to work with potentially infectious biological materials, you do not need to consider
Regulations and guidelines
Risk group (RG) microorganisms
Working time
The laboratory location/workspace
www.rodiyer.com
To which risk group of microorganisms does SARS coronavirus (SARS-CoV) belong?
RG-1
RG-2
RG-3
RG-4 microrganisms
www.rodiyer.com
Effective treatment and preventive measures are not usually available for
RG-1
RG-2
RG-3
RG-4 microrganisms
www.rodiyer.com
No safety equipment is reqired in BSL-1 laboratories
www.rodiyer.com
A BSL-2 plus lab can be used to handle which biological materials?
Drug-resistant RG-2 bacteria
Second generation lentiviral vectors
High concentrations (>106 PFU/mL) of RG-2 viruses
All of the above are correct
www.rodiyer.com
Which inforamtion must be included in a biohazard sign?
Biosafety level
Name of the lab director
Mobile phone number
All of the above are correct
www.rodiyer.com
Risk group levels must always correspond to biosafety levels.
www.rodiyer.com
RG1 microorgamisms pose no individual and community risks
www.rodiyer.com
To design an ABSL-2 laboratory, directional airflow is recommended
www.rodiyer.com
Good microbiological laboratory practices are required only in BSL-1 laboratories
www.rodiyer.com
Which is not the minimum requirement for an ABSL-1 lab?
Standard animal care and management practices
Autoclave
sink
PPE
www.rodiyer.com
Regardless of experimental procedures, RG4 pathogens can not be handled in which biosafety level?
BSL-1
BSL-2
BSL-3
BSL-4
www.rodiyer.com
Biosafety laboratories handling infectious biological materials are classified into four biosafety levels, BSL-1, BSL-2, BSL-3, and BSL-4
www.rodiyer.com
Laboratory exposures of RG2 pathogens may cause serious infection, but effective treatment and preventive measures are available and the risk of spread of infection is limited
www.rodiyer.com
Autoclave is absoultly required as a secondary barrier for BSL-2 laborarories
www.rodiyer.com
In order to protect the lab researcher and staff from laboratory-acquired infections, it is only required to employ facilities suitable for the risk level of the biological materials
www.rodiyer.com
Laboratory practices and biosafety equipment of an ABSL-2 laboratory include
Hazard warning signs
Class I or II BSCs for activities that produce aerosols
Decontamination of waste and cages before washing
All of the above are correcct
www.rodiyer.com
Which of the following descriptions of a typical BSL-2 laboratory is incorrect?
Personnel wear Lab coats and gloves
Autoclave is required as a secondary barrier
limited access
Biohazard sign is required
www.rodiyer.com
BSL-2 plus laboratory is a BSL-2 laboratory with positive pressure airflow, and adopting BSL-3 biosafety practices and procedures
www.rodiyer.com
Biosafety can
Reduce risk to human/animal health and safety
Protect the environment
Protect the biological materials
All of the above are correct
www.rodiyer.com
Animal Biosafety Levels, ABSL-1 through 4, provide for practices, equipment, and facilities that are comparable to the laboratory biosafety levels
www.rodiyer.com
Key aspects of good biological laboratory practices at least include
Aseptic techniques
Disinfection and sterilization
Proper sample and waste handling
All of the above are correct
www.rodiyer.com
Which description of ABSL laboratories is incorrect?
Personnel must have specific training
Personnel can work alone without be supervised by an authorized individual
Laboratory should be separated from the general traffic patterns of the building
All of the above are correcct
www.rodiyer.com
If the laboratory space is limited, an autoclave nearby the laboratory is acceptable, but for safety, a transportation route to autoclave should be planned
www.rodiyer.com
Organisms that present certain biocontainment and/or biosecurity concerns (e.g., low pathogenic avian Influenza) can be handled in which biosafety level?
BSL-1
BSL-2
BSL-2 plus
BSL-3
www.rodiyer.com
Which of the following descriptions of a typical BSL-1 laboratory is incorrect?
Personnel wear Lab coats and gloves
Having benches and sink
Limited access
No biohazard sign is required
rodiyer.idv.tw 拉里拉雜

沒有留言:

Blogger 提供.