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A:
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Microorganisms present on surface of skin and mucous membrane are killed by a chemical named as
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- Nonhealing wounds on the surface of the body are often extremely difficult to manage, in part because the microbial cause of the lack of healing is often extremely difficult to identify. Create a list of 4 reasons this might be the case.Name of the microorganism responsible for the symptoms of toxic shock syndrome resulting from food poisoning.Our environment contains masses of microorganisms, many of which reside as commensal organisms on our body’s mucosal and epithelial surfaces without causing disease. What two features distinguish a pathogenic microbe from these commensal microbes?
- Direct contact with pathogenic microorganisms is the most common cause of hospital-acquired infection. How might a dermal (skin) Staphylococcus infection of a staff member result in a urinary traction infection of a patient? Describe possible pathways of contamination during a normal workday.Soap and detergents are categorized as which type of antimicrobial chemical? oxidizing agent aldehyde surfactant alcoholA common characteristic of a site of infection, such as a pimple on the skin, is pus. What is responsible for the white color of pus?
- Which of the following contribute to a pathogen's invasiveness? endotoxins hyaluronidase F proteinDifferentiate among the following factors of bacterial intoxification and bacterial infection Bacterial Intoxification Bacterial Infection Prerequisite conditions Causative agents Onset Duration of symptoms TreatmentStatement regarding the transmission of pathogens from environmental surfaces
- Microbes possess many different strategies to help them cause disease called virulence factors. Explain how two virulence factors work. For each virulence factor state the name of the mechanism, explain how it works and what advantage it gives the organism that helps it cause disease.Surgical instruments are sterilized by heating them and alcohol is used as disinfectant in cleansing the skin prior to and injection. Why are these methods effective against microorganism. Explain 2-3 sentencesAn important feature of many wounds that may lead to more serious problems is that they are nutrient rich. nutrient rich AND sterile. sterile. well aerated. relatively anaerobic.