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

Why is it not possible for hiv medications to eliminate hiv

Why is it not possible for HIV medications to eliminate HIV in a confirmed HIV-positive patient?

Antropology book reviewanthropology 105book response value

Antropology Book Review Anthropology 105 Book Response (Value 20 points) Length: 750-1000 words, not including quotes or references Times New Roman Double spaced Late penalty: 1 point per day Review your worksheet respon ...

Please refer to the following interactive map as you

Please refer to the following interactive map as you complete this activity: http://worldpopulationhistory.org/map/2050/mercator/1/0/25/  Here are instructions for how to read the map: http://worldpopulationhistory.org/h ...

1 describe the three classes of carcinogens and their sub

1. Describe the three classes of carcinogens and their sub classes; describe the role each plays in the cancer process and give chemical examples. 2. Describe six points in the cancer process where the process can be inh ...

You are an employee of an us firm that produces personal

You are an employee of an U.S. firm that produces personal computer in Thailand and then exports them to the United States and other countries for sale.  The personal computers were originally produced in Thailand to tak ...

One major trend in the world today is green technology

One major trend in the world today is "green technology". Green technology is basically a term to encompass environmentally friendly technologies and inventions. Topic:  In this discussion board provide us with a link to ...

Comp 7 bio 40 project reliability of metagenomics

Comp 7/ Bio 40 Project: Reliability of Metagenomics Reads Background In this class, we are studying 16S rRNA metagenomic sequencing, in which the sequences read come from one of the hypervariable regions of the 16S rRNA ...

How does sexual reproduction benefit the offspring in

How does sexual reproduction benefit the offspring in terms of genetic variation? Provide an example

Assignmentessay analysis of rhetorical strategiestattoos on

Assignment Essay: Analysis of Rhetorical Strategies Tattoos on the Heart is Gregory Boyle's memoir of running Homeboy Industries and working with gang members to help them change their lives. Boyle uses various rhetorica ...

What arises from flask-shaped cylindrical structures known

What arises from flask-shaped cylindrical structures known as phialides?

  • 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