It has been found that 1 and 12 inpatient is exposed to MRSA , an infectious bacteria species that is resistant to treatment with antibiotics out of a sample of six patients how many do you expect have been exposed to the bacteria
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- A batch of raw milk was tested and found to contain a bacterial population of 4x I05 cfu/ml. It is to be pasteurised at 79°C for 21 seconds. The average D value at 65°C for the mixed popUlation is 7 min. The z value is 7°C.1. Explain the terms "'D value" and "z value".II. Calculate how many organisms will be left after pasteurisation.III. How much time will be needed at 65°C to accomplish the same degree of lethality?IV. How much time will be needed at 72°C to achieve the same degree of lethality?What is the diffrence simular from BA in Biology and BS Biology. What jobs can I get with both? Can I be a Microbiologist with both?Patient X is a healthy patient who has tested positive for Staphylococcus aureus in his nares. Doctors effective treat the nares with direct application of an antibiotic solution to the area. The patient’s nares are free of S. aureus. After a week in isolation, the patient again tested positive for S. aureus in his nares. Give an explanation for this patient testing positive for S. aureus after one week in isolation. Presume isolation was effective
- a recent communicable disease outbreak, except COVID-19. For the selected communicable disease outbreak, the following MUST be clearly identified: a) a description of yellow fever b) who was affected c) location of the outbreak d) the When (time) e) Why the outbreak occurred (fully described what was the cause). f) Provide relevant data and appropriate references.A patient with a diagnosis of "Staphylococcal pneumonia" was admitted to the clinic. For successful etiological treatment we should select an effective antibiotic. For this purpose, was recommended to determine the antibioticogram of the pathogen. 1. What method can be used to determine antibiotic sensitivity? 2. The principle of the method and accounting for results.Before development of a vaccine against this microbe, thedisease it caused accounted for two-thirds of bacterial meningi-tis cases during the first year of life but is still the number oneleading cause of mental retardation in patients who survive seri-ous disease due to permanent central nervous system disorders.What is the microorganism?(a) Haemophilus influenzae type B(b) Haemophilus influenzae type A(c) Neisseria meningitidis(d) Streptococcus pneumoniae(e) Listeria monocytogenes
- Suppose you do this test on a hypothetical Staphylococcus species with the antibiotics pencilllin (p-10) and chloramphenicol (C30). You record identical zone diameters of 25 mm for the chloramphenicol and penicillin disks. Which antibiotic would be less effective against this organism? Penicillin falls to the left of the resistant zone Penicillin falls to the right of the suceptible zone zone Chlorampenicol falls to the left of the resistant zone Chlorampenicol falls to the right of the suceptible zone none of theseMost hospitals use hand sanitizers that claim to “kill 99.99% of illness causing germs”. What are some possible reasons that 0.01% of germs (germs = microorganisms and viruses) not affected by hand sanitizer? (In your answer, you should state what hand sanitizer is made of, and the mechanism by which it kills “germs”.In what ways can you apply the principles of aseptic technique in your everyday life tomaintain a healthy lifestyle, especially in this time of CoVID-19 pandemic? (Answer in notmore than 5 sentences)
- A certain culture of the bacteria stripped her classes and national has 10 bacteria to double every 1.5 hours estimate the number of bacteria after 35 hours after how many hours for the bacteria count reach 10,000?Which ONE of the following is not taken into consideration when determining the ‘clinical breakpoint’? Select one: A. The drug MIC distribution for the wild-type bacterial population B. The microbiological outcome C. The drug Cmax value D. Pharmacodynamical parameters E. Elimination half-life of the drugAs a nurse supervisor working in a COVID 19 ward facility you must know the infection prevention and control measures to prevent cross contamination from one person to another. 1. Applying the nursing theory of Katie Eriksson, how will you promote caritative caring in a covid19 positive patient?