Q: For an individual organism and an antimicrobialagent, what do the results signify?
A: Introduction In the various microbiological techniques as we isolate and culture different bacteria…
Q: Describe the purpose of microbial testing?
A: Microorganisms come in contact with us everyday in which some are harmless and some can cause severe…
Q: If a bacterial isolate shows intermediate to moderate resistance to an antimicrobial, how might this…
A: Bacteria are microscopic single-celled prokaryotes that thrive in diverse environmental conditions.…
Q: Compare 2 applications of autoclaving and pasteurization with regard to antimicrobial control .
A: Microbial control is a way of controlling the growth or killing of Microbes and is done by…
Q: Why are biochemical tests used to identify microbes?
A: Microbes are living organisms that are very small and can be seen only with the help of a…
Q: What is the importance of an antimicrobial removal device (ARD)?
A: The antimicrobial removal device (ARD) is a device that removes antibiotic residues from blood…
Q: Why is the effectiveness of an antimicrobial agent determined using an exponentially growing…
A: The bacterial cell reproduce asexually by replicating and dividing their genetic material as well as…
Q: Define sterilant, disinfectant, sanitizer, antiseptic, germicide and bacteriostatic.
A: Germs are microscopic organisms that are not visible to the naked eye but can be seen through…
Q: Could an organism that is susceptible to an antimicrobial agent in laboratory testing fail to…
A: To identify the acceptable antimicrobial agent and dose for treatment of microorganism infections…
Q: Correlate lack of microbial growth with selective toxicity
A: Microbial Growth --A microbial is defined as growth of population or increase in the no. of cells ,…
Q: Briefly compare filtration and ionising radiation as antimicrobial control methods
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Q: Explain how cold temperatures and desiccation are used inmicrobial control.
A: Microorganisms are omnipresent. Therefore, they may cause contamination, infection, and…
Q: List five cellular or structural mechanisms that microbes use to resist antimicrobials.
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Q: What factors influence the size of the zone of inhibition for an antimicrobial?
A: Testing of effectiveness of anti microbial drugs against microbes are important in identification of…
Q: What specific medium must be used in testing the effectiveness of antimicrobial drugs?
A: The specific medium that must be used in testing the effectiveness of antimicrobial drugs is…
Q: List the major types of physical agents used in controlling microbes.
A: Microbes : Microbes are very tiny living organisms that are always present around us, but they are…
Q: Clearly define the terms sterilization, disinfection, decontamination, sanitization, antisepsis, and…
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Q: Explain why the type and number of microbes, environmental conditions, risk for infection, and…
A: An antimicrobial treatment kills or inhibits the growth of microorganisms like bacteria, fungi, or…
Q: Explain the Terminology of Antimicrobials.
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A: Introduction An Antimicrobial Agent Is A Chemical That Kills Or Inhibits The Growth Of Bacteria.…
Q: Differentiate between the following and provide one example broad- and narrow-spectrum…
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Q: microbial CELLS is the most RESISTANT to disinfectants and antiseptics?
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A: Antimicrobial activity can be defined as all experimental process that is done to inhibit the growth…
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Q: Which other types of irradiation are deadly to microorganisms
A: INTRODUCTION Microorganisms or microbes are microscopic organisms that exist as unicellular,…
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Q: Differentiate sterilization from disinfection.
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Q: List some criteria for choosing good disinfectants and antiseptic
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Q: describe four modes of action of antimicrobial agents, and give a specific example of how each works
A:
Q: Give four main categories of antimicrobial products.
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Q: What factors influence the size of the zone of inhibition in antimicrobial susceptibility testing?
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Q: which tests involves deliberate contamination of an inanimate surface with a mircobial suspension?
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Q: Give a short comparison between alcohols and aldehydes as chemical antimicrobial agents.
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Define radiation and assess the use of irradiation as a method of
microbial control.
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- Explain why the type and number of microbes, environmental conditions, risk for infection, and composition of the item influence the selection of an antimicrobial procedure.Briefly compare filtration and ionising radiation as antimicrobial control methods.Briefly compare filtration and ultraviolet (UV) radiation as antimicrobial methods.
- Distinguish the effectiveness of antimicrobial activity between ultraviolet light and ionizing radiation.Discuss the procedure and application for the agar well diffusion method of evaluating antimicrobial activity.Explain why is it important to follow proper precautions and use aseptic technique when working with clinical samples.
- List some Characteristics of the Ideal Antimicrobial Drug.Explain the desirable features of antimicrobial chemicals and whatfactors influence their effectiveness.Read the following statements. Fill-in the possible effect of the procedure and give the rationale. (STERILITY TEST) The antimicrobial activity of the product tested was not eliminated. Effect: Rationale:
- Explain the usage as antimicrobial agents and disinfectants of Phenol and phenolics, alcohols, halogens, oxidizing agents, surfactants, Heavy metals, aldehydes, gaseous agents and enzymesExplain how alcohols work as antimicrobials and describe their limitations to effectiveness.Define the following terms; Sterilization, and Aseptic Technique. What are the differences between the two concepts?