Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Biology Expert

What does bactericidal mean? Bacteriostatic? Virucidal? Fungistatic?

Why are control cultures necessary in evaluating disinfectants?

What factors can influence the activity of a disinfectant?

Why do microorganisms differ in their response to disinfectants?

What microorganisms are most susceptible to disinfectants?

Which microbial forms are most resistant to disinfectants?

How can bacteriostatic and bactericidal disinfectants be distinguished?

What is an iodophor? What is its value?

Why are bacterial endospores a problem in the hospital environment?

Briefly discuss disinfection and antisepsis in relation to patient care.

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?

Would you expect that long or artificial fingernails interfere with the effectiveness of hand scrubs? Why?

Why is it not suitable to wear rings with stones in hospital settings?

Why should hands be washed before and after dressing changes even though gloves must be worn during the procedure?

problems

1. Define an antimicrobial agent.

2. What is meant by antimicrobial resistance? Susceptibility?

3. Why are pure cultures used for antimicrobial susceptibility testing?

4. Would it be acceptable to use a mixed culture for this test? Why?

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

6. When performing a broth dilution test, why is it necessary to include a growth control tube? A sterility control tube?

7. How can the minimum bactericidal concentration of an antimicrobial agent be determined from an MIC assay?

8. Could an organism that is susceptible to an antimicrobial agent in laboratory testing fail to respond to it when that drug is used to treat the patient? describe.

9. Are antibacterial agents useful in viral infections? describe.

10. Why is it better to use the word susceptible rather than the word sensitive in describing an organism's response to a drug? When speaking of the patient, what does the term drug sensitivity mean?

11. Describe a mechanism of bacterial resistance to antimicrobial agents.

12. If the laboratory isolates S. aureus from five patients on the same day, is it necessary to test the antimicrobial susceptibility of each isolate? Why?

Biology, Academics

  • Category:- Biology
  • Reference No.:- M943194

Have any Question? 


Related Questions in Biology

Two questions to be answered1 government and the arts

TWO Questions to be answered 1. "Government and the Arts; Abstract Expressionism and Music" Please respond to one of the following, using sources under the Explore heading as the basis of your response: • Examine the U.S ...

Biodiesel fuel is produced from oils synthesized by and

Biodiesel fuel is produced from oils synthesized by and harvested from living plants. How does the use of biodiesel fuel compare to the use of fossil fuels with respect to the amount of carbon dioxide released into the a ...

Health records managementdirections be sure to save an

Health Records Management Directions : Be sure to save an electronic copy of your answer before submitting it to Ashworth College for grading. Unless otherwise stated, answer in complete sentences, and be sure to use cor ...

Please read instructions carefully 4-5 body page paper must

PLEASE READ INSTRUCTIONS CAREFULLY: 4-5 body page paper, must include a title and reference page, CITE PROPERLY,  I run all papers through turnitin website before i accept them which means you paper can only have 10-15% ...

1 describe the formation of a cp air mass and then discuss

1. Describe the formation of a cP air mass and then discuss the typical weather it produces and the changes it undergoes as it travels across the Great Lakes and moves southward. 2. Describe the typical life cycle of a m ...

Identical twins jan and fran were very close sisters so

Identical twins Jan and Fran were very close sisters. So when Jan died suddenly, Fran moved in to help take care of Jan's daughter (her neice), Millie. Some time later Fran married her brother in law and became Millie's ...

Discussionwhat process would you use to create professional

Discussion What process would you use to create professional standards and institutional ethics within your healthcare facility, and what sources of information would you use to set those standards and ethics?

What is the difference between cis-acting elements and

What is the difference between cis-acting elements and trans-acting factors in the regulation of DNA?

How does human evolution or natural selection relate to the

How does human evolution or natural selection relate to the susceptibility of disease?

Which part of the human brain is the centre of memory

Which part of the human brain is the centre of memory, learning, thinking and reasoning?

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen