Why don’t health departments routinely test for pathogens instead of using a sewage indicator?

Q: A glass flask is rinsed and autoclaved after use. It was then filled with sterile media in a sterile…

A: Introduction Microbes or microorganisms may be found on almost every surface, in the air we breathe,…

Q: What is the minimal concentration (MIC) for disinfectant number 1? Just write the corresponding…

A: Minimum Inhibitory Concentration is defined as the least concentration of a substance that does not…

Q: determine the microbial virulence based on the number of colonies?

A: Microbial virulence is the microorganism ability creating damage in the host, it also gives the…

Q: Very cold or freezing temperatures will kill microbes.  true /false

A: Every organism is temperature dependent because enzymes present in them work at certain temperature…

Q: Which of the following statements regarding the transmission of pathogens from environmental…

A: Asepsis: It can prevent the rate of nosocomial infections. Principles of asepsis Hand hygiene. Safe…

Q: Why is direct fecal smear a routine procedure in the parasitology section?

A: A faecal smear is a stool specimen that is tested in a laboratory.

Q: Mention any three (3) fluids used in cleaning lenses in the microbiological lab

A: Microscopes have to be well maintained in order to have a longer life for the instrument. Objective,…

Q: our own words.  e

A: The total microbial count is one of the essential measures used in the management of hygiene. It…

Q: Any process that destroys the non-spore-forming contaminants oninanimate objects isa. antisepsis b.…

A: Introduction  Bacteria can be divided into 2 categories on the base of their ability to form spore.…

Q: Why is staining of stool samples very important in identifying parasites?

A: In this question it is to describe that why is staining of stool samples very important in…

Q: If you spread one agar plate with a lawn of staphylococcus epidermis and the other with a virulent…

A: The Kirby-Bauer test: It is known as the disk diffusion antibiotic sensitivity test. It is a test in…

Q: Which of the following antimicrobial control methods would likely not beused in the clinical setting…

A: Sterilization alludes to any interaction that eliminates, murders, or deactivates all types of life…

Q: Compare and contrast antisepsis, disinfection, sanitization, and sterilization with regard to…

A: Microbes are the microscopic organisms that grow on different objects and surfaces in the…

Q: Sanitation may achieve O a. Reduction of microbial population O b. Sterilization O c. Reduction of…

A: Sanitization is one of the important microbial control measure. Sanitization is important to…

Q: How can disinfection of milking equipment by farmers postpone spoilage of milk in your refrigerator?

A: The process where chemicals or physical agents called disinfectants are used to eliminate the…

Q: Clarify what is involved in inoculation, growth, and contamination.

A: Microorganism:   These are too small organism which is impossible to see by naked eyes. They exist…

Q: Clearly define the terms sterilization, disinfection, decontamination, sanitization, antisepsis, and…

A: Hygiene stands for some practices that are performed to preserve health. Most of the microbes, which…

Q: Please briefly explain detection methods of counting microorganism? Please answer at your own words.

A: The total microbial count is one of the essential measures used in the management of hygiene. It…

Q: if a kitchen washcloth harbors microbes that can be transmitted to an individual to cause disease,…

A: Infectious diseases are caused by pathogenic microorganisms, such as bacteria, viruses, parasites,…

Q: What are the characteristics of good indicator organisms, and whyare they monitored rather than…

A: Indicator organisms are microorganisms whose presence in water indicates the probable presence of…

Q: Explain why isolating a pathogen through standard culture methods may become an outdated diagnosis…

A: The term isolation refers to the separation of a strain from a natural, mixed population of living…

Q: Which of the following pathogens is the LEAST virulent?   1. Microbe B, ID50 =  1,000 cells 2.…

A: Introduction:-  The ID50, or infectious dose, 50 percent, is another way to evaluate virulence. This…

Q: microbial growth

A: The control of microbial growth may involve sterilization, disinfection, antisepsis, sanitization,…

Q: not test water samples directly for Salmonella typhosa or other pathogens

A: There are serious limitations to the use of direct isolation of specific pathogenic bacteria for…

Q: there are different methods to be used in order to control opportunistic infection and that includes…

A: Introduction Opportunistic infections (OIs) are infections that affect persons with impaired immune…

Q: The best descriptive term for the resident microbes isa. commensals b. parasites c. pathogens d.…

A: Microbes are tiny organisms which we can not see only by eyes, we need instruments like microscope…

Q: Think of three situations in which the same microbe would beconsidered a serious contaminant in one…

A: Microbe or microorganism is a microscopic organism. Microorganisms can be fungi, bacteria, protists,…

Q: Compare and contrast pure culture, mixed culture, contaminated culture, and subculture.

A: Culturing is a process of inducing the replication or growth of microorganisms by providing…

Q: High temperatures ___________ and low temperatures __________ .a. sterilize, disinfectb. kill cells,…

A: Cells are the basic structural and functional unit of the organism. All living cells have cell…

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: Why is heat a highly effective sterilizing agent? (Answer in not more than 2 sentences)

A: Introduction Sterilization Refers To Any Method That Is Able To Either Removes, Kills, Or…

Q: ITEM MSM MICROBIAL PROFILE MICROORGANISM/CAUSATIVE I AGENT A GRAM REACTION B OXYGEN REQUIREMENT с…

A: A "microbe" is a living entity that is so tiny that it cannot be seen with the naked eye.…

Q: high temperature washing of dishes for the purpose of decreasing disease transmission is an example…

A: For washing dishes to remove all the infectious agents such as bacteria, virus etc,  high…

Q: Use of chemical agents to destroy microbes on skin or tissues Reinoval of microbes from surfaces by…

A: Pathogen are the organisms that can cause disease or infections after invading the host cells and…

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: if a nurses gloves are contaminated with a patients bacterial infection they are? reservoir fomite…

A: Health is defined as a state of complete physical, mental and social well-being. Any deviation from…

Q: As you can see on the blood agar plates, some microbes can lyse red blood cells releasing nutrients…

A: Virulence is described as ability of organism to infect the host and cause a disease in humans. Many…

Q: Foodborne pathogens often require the presence of a large number of microbes before an active…

A: Answer: Introduction: Sickness or infection occurred due to food contamination by different…

Q: why is It not refrigerate it) while waiting days before checking for contamination? your

A: Contamination may be Bacterial contamination. Bacteria usually require to survive at room…

Q: When is the best time to collect a specimen for bacterial culture? A. acute phase of disease C.…

A: Introduction :- Bacterial growth occurs when a bacterium divides into two daughter cells, a process…

Q: Foodborne pathogens often require the presence of a large number of microbes before an active…

A: Pathogens are the organisms which upon entering in to the  host causes infectious diseases.…

Q: Surgical instruments are cleaned by heating them. Alcohol is used as disinfectant in cleansing the…

A: INTRODUCTION Many germs, fewer than 1.25% of bacteria, can enter our body ( host) and cause us to…

Q: The clear zone around an antibiotic disk Multiple Choice is a plaque indicating the bacteria got…

A: Antibiotics are the drugs that are synthcised with the aim to kill, inhibit or eliminate the…

Q: In controlling and eliminating of infectious agents in reusable supplies,w hat process should be…

A: In healthcare settings, infectious pathogens are more prominent and to prevent them all the…

Q: After the mordant has been added, Gram-positive organisms are stained __________ and Gram-negative…

A: Gram staining is a staining technique used to differentiate two large groups of bacteria based on…