distinguish between antiseptics and disinfectants. Are the terms interchangeable?
explain quantitative and qualitative proceedure in effects of chemicals in microbial populations.
Find answers to questions asked by students like you.
Q: Name four factors that affect the death rate and effectiveness of any microbial agent.
A: Pathogens, germs, fungus, amoeba, and worms are the five different types of disease-causing agents.…
Q: Define radiation and assess the use of irradiation as a method ofmicrobial control.
A: The phenomenon of microbial growth deals with the control or inhibition of the growth of…
Q: Describe the advantages and disadvantages of aldehyde agents in microbial control.
A: The general formula of aldehydes is R-CHO. Several low molecular weight aldehydes are antimicrobial.…
Q: Explain why a population of microbes does not die instantaneouslywhen exposed to an antimicrobial…
A: Antimicrobial agents are agents that are used to stop or prevent the growth of microbes. They…
Q: Explain why desiccation and cold are not reliable methods of disinfection but how they can still be…
A: Physical and chemical agents are used to keep microbial growth under control. Temperature control,…
Q: Distinguish between the term’s sterilization, disinfection, antiseptics, and decontamination.…
A: These all are the method of killing or reducing the number pathogenic microorganism but these terms…
Q: what criteria that a microorganism must meet before it can be considered an “indicator?”
A: Hygiene plays a major role in maintaining the health. It includes the quality of food, water, air,…
Q: explain how bacteria can develop resistance to chemical disinfectants
A: Biocide resistance to biocides is bought about by Intrinsic resistance or (intrinsic…
Q: Describe situations that require high-level disinfection and those for which medium- or low-level…
A: Microorganisms are minute organisms that are present in the environment. They are invisible to the…
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: List the major types of physical agents used in controlling microbes.
A: Major physical factors Heat radiation filtration ultrasonic waves cold abrupt changes in environment…
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: List the major types of physical agents used in controlling microbes.
A: To control microbial growth or contamination there are a number of aseptic techniques developed that…
Q: Explain the purposes of microbial control and differentiate betweenphysical, mechanical, and…
A: Microbes are generally unwanted as they may potentially be the cause of some diseases, or food…
Q: Which is most effective at removing microbes from a product: sanitization, degerming, or…
A: Microorganism control is critical for preventing disease transmission and infection, stopping…
Q: Describe the concept behind sterilization by fi ltration, including examples of applications.
A: While working in a laboratory, aseptic conditions have to be maintained. This means that the lab has…
Q: Describe some of the processes involved in identifying microbes from samples.
A: Microorganisms are minute organisms that are not visible by the naked eye so specialized methods are…
Q: Explain the purposes of microbial control and differentiate between physical, mechanical, and…
A: Microorganisms are referred to as that organism that is single-celled and can only be visualized…
Q: Describe the steps and techniques from sampling to identification of a microorganism.
A: The purpose of microbiological sampling is to allow statements of density, types and locations of…
Q: How can organisms develop resistance to chemical disinfectants?
A: Bacteria can develop resistance to disinfectants over time either by acquisition of exogenous mobile…
Q: How is UV radiation a good type of control mechanism against microbial growth and what happens to…
A: ultraviolet (UV) radiation is a type of non-ionizing radiation that is produced by the sun and…
Q: What type of microbes are often withstand and survive high pressure treatment?
A: Microorganisms are killed by high hydrostatic pressure. This pressure-instigated inactivation is…
Q: Describe situations that require high-level disinfection and thosefor which medium- or low-level…
A: Step 1 Disinfection involves the use of a chemical sterilant or agent to eliminate virtually all…
Q: List five cellular or structural mechanisms that microbes use to resist antimicrobials.
A: The organisms that are not observed by unaided eyes are the microorganisms. These may be…
Q: List five cellular or structural mechanisms that microbes use to resist antimicrobials.
A: The cells are the primary unit of life. Based on the number of cells an organism may be unicellular…
Q: Identify two factors that make biofilms more tolerant to antimicrobials and make sure to include…
A: Two factors that make biofilms more tolerant to anti-microbial and make sure to include their mode…
Q: Explain how detergents, soaps, and heavy metals can beemployed in clinical, commercial, and…
A: Soaps, detergents, and various cleaning agents are used in the household, clinical, and commercial…
Q: What specific medium must be used in testing the effectiveness of antimicrobial drugs?
A: Antibiotic sensitivity test are performed to determine the sensitivity or resistance of a clinical…
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: Define sterilization.
A: Microbial control indicates the prevention or inhibition of microbial growth. It involves physical…
Q: Explain how the types and numbers of microorganisms can infl uence the effectiveness of control…
A: Single celled organisms invisible to naked eye are called micro organisms. Microorganisms are…
Q: What are the different types of Microbial Control
A: Microbial control agents are the biotically-derived chemical compounds or secondary metabolites that…
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: When applying a disinfectant to kill microbes, our bead experiment showed that what two factors…
A: The disinfectants are the compounds that destroys or inactivates the microbes given it is on an…
Q: explain in your own words an introduction to a lab about Control of Microbial Growth - Antimicrobic…
A: Click to see the answer
Q: Identify the principles and procedures related to disinfection and sterilization.
A: Sterilization is the process of killing microorganisms along with their spores. It is the most…
Q: How does being in a biofilm affect an organism’s susceptibility to antimicrobial agents?
A: Introduction Microorganisms can be found living in colony or in solitary. However, sometimes…
Q: Differentiate therapeutic sterilization from direct sterilization What are some of the…
A: Sterilization is a medical procedure where the reproductive ability of an individual is taken off.…
Q: Defi ne the terms that are used to describe diff erent methods of chemical control of microbes.
A: Sterilization is a term that is used to describe controlling the growth of microorganisms.…
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: If the D value of a microorganism is known, what else can we find? Explain by showing the…
A: D-value is the time required at a particular temperature to reach a log reduction that helps to…
Q: Disinfectants are effective against which types of organisms? Which types of organisms may remain on…
A: Microorganisms are ubiquitous. They are present everywhere. They are responsible for various…
Q: Disinfectants are effective against which types of organisms? Which types of organisms may remain on…
A: Click to see the answer
Q: Using pasteurization techniques as a model, compare the TDTs and explain the relationships between…
A: Microbiology is the branch of biology that deals with study of organisms that are too small to be…
Q: How alcohol is effective at contolling microbial growth?
A: Sterilization: Sterilization includes the complete wipeout of all microscopic life on a surface.…
Q: Explain the desirable features of antimicrobial chemicals and whatfactors influence their…
A: A disease is a state of unhealthiness of the physical body, mind and social interaction. A disease…
Q: Differentiate between a pure culture, subculture, mixed culture,and contaminated culture. Define…
A: The microorganisms are isolated as pure cultures by being inoculated in a container of medium in…
Q: Differentiate between the following and provide one example broad- and narrow-spectrum…
A: The antimicrobial drugs are the agents that inhibit the growth of micro-organisms and kill them. It…
Q: Define microbial growth. Outline the effects of temperature, pH, osmotic pressure and oxygen…
A: Microbial growth can be defined as the increase in the cell size of a single micro-organism. It can…
Q: List at least four beneficial activities of microorganisms.
A: Microbes are unicellular or multicellular prokaryotes or eukaryotes that are present on all kinds of…