Maurice Tutor

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About Maurice Tutor

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Expertise:
Algebra,Applied Sciences See all
Algebra,Applied Sciences,Biology,Calculus,Chemistry,Economics,English,Essay writing,Geography,Geology,Health & Medical,Physics,Science Hide all
Teaching Since: May 2017
Last Sign in: 409 Weeks Ago, 1 Day Ago
Questions Answered: 66690
Tutorials Posted: 66688

Education

  • MCS,PHD
    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

Experience

  • Professor
    Phoniex University
    Oct-2001 - Nov-2016

Category > Management Posted 11 Jun 2017 My Price 14.00

During their laboratory testing

  1. During their laboratory testing,ifdisinfectantsarecarriedoverinto

    microbial cultures, could the results be affected? Explain.

  2. Definedisinfection.Howdoesitdifferfromantisepsis?

  3. Whatdoesbactericidalmean?Bacteriostatic?Virucidal?Fungistatic?

  4. Whyarecontrolculturesnecessaryinevaluatingdisinfectants?

  5. Whatfactorscaninfluencetheactivityofadisinfectant?

  6. Whydomicroorganismsdifferintheirresponsetodisinfectants?

  7. Whatmicroorganismsaremostsusceptibletodisinfectants?

  8. Which microbial forms are most resistant to disinfectants?

  9. Howcanbacteriostaticandbactericidaldisinfectantsbedistinguished?

10.What is an iodophor? What is its value? 11.Why are bacterial endospores a problem in the hospital environment? 12.Briefly discuss disinfection and antisepsis in relation to patient care. 13.In addition to using a hand scrub, what other precaution in necessary for

health-care personnel to prevent spreading infection by their hands when

in the operating room? 14.Would you expect that long or artificial fingernails interfere with the

effectiveness of hand scrubs? Why? 15.Why is it not suitable to wear rings with stones in hospital settings? 16.Why should hands be washed before and after dressing changes even

though gloves must be worn during the procedure?

Exercise 15.1

Questions 1. Defineanantimicrobialagent. 2. Whatismeantbyantimicrobialresistance?Susceptibility? 3. Whyarepureculturesusedforantimicrobialsusceptibilitytesting?

  1. Woulditbeacceptabletouseamixedcultureforthistest?Why?

  2. List three factors that can influence the accuracy of the test.

  3. Whenperformingabrothdilutiontest,whyisitnecessarytoincludea

    growth control tube? A sterility control tube?

  4. Howcantheminimumbactericidalconcentrationofanantimicrobialagent

    be determined from an MIC assay?

  5. Couldanorganismthatissusceptibletoanantimicrobialagentin

    laboratory testing fail to respond to it when that drug is used to treat the

    patient? Explain.

  6. Areantibacterialagentsusefulinviralinfections?Explain.

10.Why is it better to use the wordsusceptiblerather than the wordsensitive

in describing an organism’s response to a drug? When speaking of the

patient, what does the termdrug sensitivitymean? 11.Describe a mechanism of bacterial resistance to antimicrobial agents. 12.If the laboratory isolatesS. aureusfrom five patients on the same day, is it

necessary to test the antimicrobial susceptibility of each isolate? Why?

Answers

Maurice Tutor
(5)
Status NEW Posted 11 Jun 2017 12:06 AM My Price 14.00

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