uta nursing microbiology lab 2 Questions & Accurate Answers 2024/2025
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Course
Microbiology
Institution
Microbiology
factors that influence biosafety levels - Correct Answer infectivity, severity of disease, transmissibility, and nature of work conducted in the lab.
microbio labs at uta are considered - Correct Answer bsl-2
level 1 description - Correct Answer Microbes in BSL-1 labs are not known to cons...
uta nursing microbiology lab 2 Questions &
Accurate Answers 2024/2025
factors that influence biosafety levels - Correct Answer infectivity, severity of disease,
transmissibility, and nature of work conducted in the lab.
microbio labs at uta are considered - Correct Answer bsl-2
level 1 description - Correct Answer Microbes in BSL-1 labs are not known to
consistently cause disease in healthy adults and present minimal potential hazard to lab
workers and the environment. An example of a microbe that is typically worked with at a
BSL-1 is a nonpathogenic strain of Escherichia coli.
level 2 description - Correct Answer Microbes in BSL-2 labs pose moderate hazards to
lab workers and the environment. The microbes are typically indigenous and associated
with diseases of varying severity. An example of a microbe that is typically worked with
at a BSL-2 laboratory is Staphylococcus aureus.
level 3 description - Correct Answer Microbes in BSL-3 labs can be either indigenous or
exotic, and they can cause serious or potentially lethal disease through respiratory
transmission. Respiratory transmission is the inhalation route of exposure. One example
of a microbe that is typically worked with in a BSL-3 laboratory is Mycobacterium
tuberculosis, the bacteria that causes tuberculosis.
level 4 description - Correct Answer Microbes in BSL-4 labs are dangerous and exotic,
posing a high risk of aerosol-transmitted infections. Infections caused by these microbes
are frequently fatal and without treatment or vaccines. Two examples of microbes
worked with in a BSL-4 laboratory include Ebola and Marburg viruses.
precautions of level 1 - Correct Answer Lab work is performed at a bench
Personal Protective Equipment (PPE) includes lab coat/apron, goggles, and gloves
worn as needed
Sink is available for hand washing
Lab room should be separated with a door from the rest of the building
precautions for level 2 - Correct Answer All requirements for BSL-1 plus:
Access to these labs is restricted to approved personnel only
Labs have self closing doors
Eye wash station(s) are available
An autoclave or equal method of sterilization is available
precautions for level 3 - Correct Answer All requirements for BSL-2 plus:
Personnel must have necessary vaccinations
Work is perform in a biohazard safety cabinet
Air supply to the lab room must be drawn from a clean supply and cannot be
recirculated
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