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Section 3 Study Guide Questions; WGU Microbiology D311 Questions and Answers 100- Correct_.pdf
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8/23/24, 6:51 PMSection 3 Study Guide Questions; WGU Microbiology D311
Jeremiah
Practice questions for this set
Terms in this set (50)
Fomite Any inanimate object to which infectious material adheres and can be transmitted.
BSL-1: Pose minimal risks to workers and environment
BSL-2: Pose moderate risks to workers and environment
Describe the biological safety levels (BSL)
BSL-3: Serious or lethal diseases spread through respiration
BSL-4: Fatal without any treatment or vaccines
Sterilization The process that completely destroys all microbial life, including spores.
Sterilant a chemical agent that destroys all microbes
method used to make the environment, the worker, and the patient as germ-free as
Aseptic technique possible
toxic inflammatory condition arising from the spread of microbes, especially bacteria or
Sepsis
their toxins, from a focus of infection
Sterile field an area that is set up for certain procedures and is free from all organisms
type of sterilization protocol used in food production; uses conditions that are less
harsh (lower temperatures) to preserve food quality but still effectively destroy
Commercial sterilization
vegetative cells and endospores of common foodborne pathogens such as
Clostridium botulinum
A process that eliminates many or all microorganisms, with the exception of bacteria
Disinfection
spores, from inanimate objects
antimicrobial chemical applied to a fomite during disinfection that may be toxic to
Disinfectants
tissues
Antiseptics antimicrobial chemical that can be used safely on living tissue
antisepsis protocol that removes potential pathogens from living tissue
object that must be sterile because it will be used inside the body, often penetrating
critical item
sterile tissues or the bloodstream
object that contacts mucous membranes or nonintact skin but does not penetrate
semicritical item
tissues; requires a high level of disinfection
protocol that significantly reduces microbial numbers by using mild chemicals (e.g.,
Degerming soap) and gentle scrubbing of a small area of skin or tissue to avoid the transmission of
pathogenic microbes
protocol that reduces microbial load on inanimate surfaces to levels deemed safe for
sanitization
public health
bactericide chemical or physical treatment that kills bacteria
viricide chemical or physical treatment that destroys or inactivates viruses
fungicide chemical or physical treatment that kills fungi
having the ability to inhibit bacterial growth, generally by means of chemical or physical
bacteriostatic
treatment; reversible inhibition of a microbe's ability to divide
having the ability to inhibit fungal growth, generally by means of chemical or physical
fungistatic
treatment
Asepsis absence of significant contamination
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