BI 234 LAB #1 (BIOSAFETY LEVELS AND MICROBIAL UBIQUITY) EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED
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Course
BI 234
Institution
BI 234
BI 234 LAB #1 (BIOSAFETY LEVELS AND MICROBIAL UBIQUITY) EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED
Biosafety Level
Categorization of Microorganisms into 4 Biosafety Levels based on their pathogenicity. This is used to determine the precautions necessary to protect the public, a...
BI 234 LAB #1 (BIOSAFETY LEVELS AND MICROBIAL UBIQUITY)
EXAM QUESTIONS AND ANSWERS WITH COMPLETE
SOLUTIONS VERIFIED
Biosafety Level
Categorization of Microorganisms into 4 Biosafety Levels based on their
pathogenicity. This is used to determine the precautions necessary to protect the
public, and safety equipment needed when handling these organisms. At each higher
level, more restrictive safeguards are added to those already in place.
Biosafety Level Considerations
-Severity of disease.
-Availability of treatment/prophylaxis.
-Origin/source of the microbe.
-Ease of transmissibility.
-Route of exposure.
BSL-1
These organisms don't usually cause disease in otherwise healthy individuals, and do
not act as primary pathogens, but may be Opportunistic Pathogens.
BSL-1 Safeguards and Protocols
, -Routine Hand Washing (entering, exiting, removing gloves, contact on skin).
-Access Doors must be closed.
-Microbe work on open lab benches.
-PPE is used only when required.
-Fasting (no food or drink).
-Hands away from face and eyes.
-Disinfecting Lab benches before and after class.
-Sterilization of bacterial transfer equipment (inoculating loops and needles)before and
immediately after use.
Transportation and storage of test tubes in a test tube rack.
When Chemical Safety Goggles are worn
-Working with bacteria in liquids.
-Bacterial smears.
-When using chemicals
When Gloves are worn
-Cuts or scrapes on the hands.
-Working with body fluids.
-Working with chemicals.
-Staining bacterial smears.
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