n some hospitals, short wavelength irradiation of patients room is a way to kill pathogens and endospores contaminating surfaces. True or false?

Q: Pathogen population size correlates with the severity of an infection. What is the most inexpensive,…

A: To quantify bacteria, we can use methods like:Plate Counting (CFU): Dilute and plate samples, count…

Q: As the temperature of pasteurization increases, the time of treatment decreases. True False

A: Pasteurization is a technique by which some of the liquid foods such as milk, fruit juice etc is…

Q: Alchohol based hand sanitizers are effective against influenza. True/False?

A: Influenza is a viral infection caused by the influenza virus. It is commonly known as flu. There are…

Q: Select all methods that can be used disinfecting medical devices. Thermal UV Chemical Steam…

A: Disinfection is the process of  eliminating the pathogenic organism from the surface except some…

Q: Why is a block of agar inoculated rather than streaking the fungal culture on a plate?

A: The culture medium or growth medium is a liquid, solid, or semisolid designed to support the growth…

Q: Irue or False: An isolated bacterial colony supplies cells to grow a "pure culture" of the bacter…

A: A pure culture of bacteria is a population of bacterial cells growing in the absence of other…

Q: Indicate which objective lens he would use to clearly visualize: a) Protists: b) Fungi: c)…

A: Magnification is the process of enlarging the appearance of an object. We calculate the…

Q: Mycobacterium tuberculosis microbes are not easily killed by sunlight or drying. This is because…

A: Pathogens are the microbes that are causing harm to the body.

Q: What are the most used antiseptic solutions to clean a wound in veterinary clinics in the United…

A: The objective of the question is to identify the most commonly used antiseptic solutions for wound…

Q: What methods are similar in bringing fungal and bacterial specimens from a particular body site?Note…

A: Sample collection from body sites is an important step in the diagnosis, treatment, and…

Q: If you were a quality control agent using UV sterilization in an operating theater, how would you…

A: UV sterilization, sometimes referred to as UV disinfection or ultraviolet germicidal irradiation…

Q: When a child skins their knee and neosporin is applied, this reduces the chances of pathogens…

A: Infectious diseases are caused by pathogens like viruses, bacteria, and fungi. They can be…

Q: What are the differences between sterilization, disinfection, antisepsis, degermination, and…

A: Sterilization, disinfection, antisepsis, degermination, and sanitization processes are essential for…

Q: Name 4 different sterilization/disinfecting methods, how they fight microbes,

A: STERILIZATION :  It is the process in which removal of all the living forms (microorganisms) and…

Q: Growth of microorganisms can't be controlled in a lab setting.  true/ false

A: The microorganisms are simplest creatures on earth that are responsible for so many diseases and…

Q: how can ultraviolet  be used to control microbial growth. which specific UV can be used to control…

A: Ultraviolet (UV) - non-ionizing radiation. - penetration power is less. - It is a physical mutagen.

Q: Sanitization is the freedom from viable forms of microorga

A: Sanitization is defined as the act of killing microorganisms of all sorts from surfaces with the…

Q: How is household bleach like a weapon against pathogenic bacteria?

A: pathogenic bacteria are those bacteria which can cause disease . they have to be eradicated .

Q: Soap and detergents are categorized as which type of antimicrobial chemical? oxidizing agent…

A: Chemical antimicrobial agents can be categorized into various groups depending on the type of…

Q: which handwashing treatment produced the highest number of colonies on the after side compared to…

A: ANSWER) Handwashing is necessary technique used for the prevention of entry of microbes into the…

Q: Why is it important to use sterile practices when working with microorganisms?

A: Microscopic organisms such as bacteria, fungi (mold and yeast), protists, archaea, algae,…

Q: The benefits of properly using radioactivity include al Treating cancer in human beings. Ob)…

A: Radioactivity refers to the emission of ionizing radiation by unstable atomic nuclei. This…

Q: A bacterial sample collected from a patient is processed using a Gram's stain. After staining, the…

A: Gram stain is a test that looks for bacteria in areas where an infection is suspected, such as the…

Q: The presence of endotoxins in a sterile fluid indicates: the presence of gram-positive cell walls…

A: Endotoxins, additionally called LPS, are the part of the external membrane of gram-negative bacteria…

Q: Taking microbial cells out of a stationary phase culture and putting them into a fresh, sterile…

A: Growth in higher organisms refers to a rise in size and volume, whereas growth in bacteria refers to…

Q: Which of the following media selects for gram negative bacteria by inhibiting the growth of gram…

A: Selective media:- it usually allow the growth of a particular microbe and inhibit the growth of…

Q: differential plate enrichment plate selective plate streak plate pour plate

A: Differential plate:  Differential media used to distinguish between two related microbes. It used to…

Q: You collected a sample from a patient with a suspected STI. After Gram staining, you observed this…

A: The staining of bacteria is an important method of classifying the bacteria There could be multiple…

Q: CONTRAST the following pairs of terms:

A: In the given question a distinction between Sterilize and disinfect is asked for, which are two…

Q: what is active ingredient, mode of action and level of activity in Bleach

A: Bleach It refers to a strong and effective disinfectant that can be used to kill bacteria, fungi,…

Q: Is UV treament more or less effective than disinfection when used against Saphylococcus aureus?

A: Saphylococcus aureus is a gram-positive bacterium that is found in the human nose, skin, and…

Q: Why must you first clean debris from items before beginning disinfection or sterilization? (

A: Until the discovery of the microbes by the famous scientist Louis Pasteur, one of the signs of the…

Q: List one method of disinfection, and one method of sterilization. Label which is which.

A: Disinfection is a process by which most of the harmful microbes are killed or inactivated. However…

Q: Radiation when applied will be more effective on gram negatives bacteria than any other pathogen of…

A: In the food sector, ionising radiation can be used to reduce the amount of microbial pollutants,…

Q: Benefits of UV light sanitizer spray gun

A: Spray gun can be of two types. First type of spray gun that spray out wet mist while the second type…

Q: Mold is more likely to appear in your shower than, say, your sock drawer. Why might this be the…

A: Mold is a type of fungus which commonly reproduces by the production of spores.

Q: Why would the reduction in the viable norovirus be much larger in a phosphate buffer solution than…

A: Norovirus is a type of virus that belongs to the family of Caliciviridae. It is commonly called the…