Microbiology: A Systems Approach
5th Edition
ISBN: 9781259706615
Author: Marjorie Kelly Cowan Professor
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 11, Problem 1CTQ
a. Precisely what is microbial death?
b. Why does a population of microbes not die instantaneously when exposed to an antimicrobial agent?
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Characterize the parameters of microbial death, and describe severalfactors that influence the rate of death.
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Chapter 11 Solutions
Microbiology: A Systems Approach
Ch. 11.1 - Distinguish among the terms sterilization,...Ch. 11.1 - Prob. 2AYPCh. 11.1 - Prob. 3AYPCh. 11.1 - Name four categories of cellular targets for...Ch. 11.2 - Prob. 5AYPCh. 11.2 - Prob. 6AYPCh. 11.2 - Define thermal death time and thermal death point,...Ch. 11.2 - Prob. 8AYPCh. 11.2 - Prob. 9AYPCh. 11.2 - Identify advantages and disadvantages of cold...
Ch. 11.2 - Differentiate between the two types of radiation...Ch. 11.2 - Prob. 12AYPCh. 11.2 - Prob. 13AYPCh. 11.3 - Name the desirable characteristics of chemical...Ch. 11.3 - Discuss several different halogen agents and their...Ch. 11.3 - List advantages and disadvantages to the use of...Ch. 11.3 - Explain the mode of action of alcohols and their...Ch. 11.3 - Prob. 18AYPCh. 11.3 - Define the term surfactant, and explain this...Ch. 11.3 - Identify examples of some heavy metal control...Ch. 11.3 - Discuss the advantages and disadvantages of...Ch. 11.3 - Prob. 22AYPCh. 11 - Microbial control methods that kill/destroy...Ch. 11 - Sanitization is a process by which a. the...Ch. 11 - Prob. 3MCQCh. 11 - Prob. 4MCQCh. 11 - Prob. 5MCQCh. 11 - The primary mode of action of nonionizing...Ch. 11 - The most practical method of disinfecting...Ch. 11 - A chemical with sporicidal properties is a....Ch. 11 - Prob. 9MCQCh. 11 - Detergents are a. high-level germicides. b....Ch. 11 - Prob. 11TFCh. 11 - Prob. 12TFCh. 11 - Prob. 13TFCh. 11 - Prob. 14TFCh. 11 - Prob. 15TFCh. 11 - a.Precisely what is microbial death? b.Why does a...Ch. 11 - Prob. 2CTQCh. 11 - Prob. 3CTQCh. 11 - Tissue transplantation is a procedure that saves...Ch. 11 - Conduct additional research on the use of...Ch. 11 - From chapter 2, figure 2.20. Study this...Ch. 11 - Prob. 2VCCh. 11 - Using the words that follow, please create a...
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- Differentiate between the following and provide one example of each:a. antibiotics and antimicrobial drugs b. broad- and narrow-spectrum antimicrobialsarrow_forwardPlease discuss the different environmental factors that influence microbial growth. What would be the basic profile of a microbe pathogenic to humans?arrow_forwardIdentify two factors( in detail)that make biofilms more tolerant to antimicrobials including their mode of action.arrow_forward
- Define microbial growth. Outline the effects of temperature, pH, osmotic pressure and oxygen onmicrobial growth.arrow_forwarda. List the main features of Koch′s postulates. b. Why is it so difficult to prove them for some diseases?arrow_forwardWhat is the importance of an antimicrobial removal device (ARD)?arrow_forward
- Name four factors that affect the death rate and effectiveness of any microbial agent.arrow_forwardWhich of the following types of antimicrobial drugs make microbes more susceptible to osmotic pressure? 1) drugs that inhibit nucleic acid synthesis O 2) drugs that inhibit metabolic pathways 3) drugs that inhibit cell wall synthesis 4) drugs that block a pathogen's recognition of its host 5) drugs that inhibit protein synthesisarrow_forwardHow is UV radiation a good type of control mechanism against microbial growth? Explain what happens to the microbe and effects this control causes.arrow_forward
- a.explanation on how a cultured bacteria should be able to cause disease in healthy organism once inoculated. b.explanation on how the bacteria should be able to reisolated from the experimentally infected host organism and should show similar properties of the original bacteriaarrow_forwardCould 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? Explain.arrow_forwardIdentify two factors that make biofilms more tolerant to antimicrobials and make sure to include their mode of action.arrow_forward
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