Prescott's Microbiology
11th Edition
ISBN: 9781260211887
Author: WILLEY, Sandman, Wood
Publisher: McGraw Hill
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Textbook Question
Chapter 8.1, Problem 1CC
Retrieve, Infer, Apply
1. Define the following terms: sterilization, sterilant, disinfection, disinfectant, sanitization, antisepsis, antiseptic, chemotherapy, biocide.
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Guide Questions:
Differentiate the types of culture media based on its physical state and uses.
What makes agar good support for microbial growth?
Define Compare/contrast it with sterilization, antisepsis and bacteriostasis.
Give the modes of action of the different antiseptics/disinfectants used in the activity (5% sodium hypochlorite (bleach), 0.05% sodium hypochlorite (bleach), 70% alcohol, 40% alcohol, Iodophor (Betadine), and Mouthwash)
Topic: Preparation of Microbial Suspension
A Pure colony is needed for inoculation in sterile water, a small portion of culture media was included.
Effect:
Rationale:
Chapter 8 Solutions
Prescott's Microbiology
Ch. 8.1 - MICRO INQUIRY Which types of agents can be used...Ch. 8.1 - Retrieve, Infer, Apply 1. Define the following...Ch. 8.1 - Retrieve, Infer, Apply 2. What is the difference...Ch. 8.2 - MICRO INQUIRY Examine graph (a). How long would it...Ch. 8.3 - MICRO INQUIRY How might one verify that filtration...Ch. 8.3 - Retrieve, Infer, Apply 1. What are depth filters...Ch. 8.3 - Retrieve, Infer, Apply 2. Describe the operation...Ch. 8.4 - Retrieve, Infer, Apply 1. Describe how an...Ch. 8.4 - Retrieve, Infer, Apply 2. In the past, spoiled...Ch. 8.4 - Prob. 3CC
Ch. 8.4 - Retrieve, Infer, Apply 2. What is the correlation...Ch. 8.5 - MICRO INQUIRY Why is it important that all of...Ch. 8.5 - MICRO INQUIRY Why are cross-linking agents such as...Ch. 8.5 - Retrieve, Infer, Apply 1. Why are most...Ch. 8.5 - Retrieve, Infer, Apply Construct a table that...Ch. 8.5 - Retrieve, Infer, Apply 3. Which disinfectants or...Ch. 8.5 - Retrieve, Infer, Apply 4. How do phenolic agents...Ch. 8.5 - Retrieve, Infer, Apply 5. Which physical or...Ch. 8.6 - Retrieve, Infer, Apply 1. Briefly explain how the...Ch. 8.6 - Retrieve, Infer, Apply How does being in a biofilm...Ch. 8.6 - Retrieve, Infer, Apply Suppose hospital custodians...Ch. 8.6 - Retrieve, Infer, Apply Briefly describe the phenol...Ch. 8.6 - Retrieve, Infer, Apply Why might it be necessary...Ch. 8.7 - Retrieve, Infer, Apply How would you explain to a...Ch. 8.7 - Retrieve, Infer, Apply Propose the use of specific...Ch. 8 - Prob. 1RCCh. 8 - Throughout history, spices have been used as...Ch. 8 - Design an experiment to determine whether an...Ch. 8 - Suppose you tested the effectiveness of...Ch. 8 - Prob. 4AL
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- Briefly compare filtration and ultraviolet (UV) radiation as antimicrobial methods.arrow_forwardGuide Questions: Differentiate the types of culture media based on its physical state and uses. What makes agar good support for microbial growth? Define and contrast the terms “sterile” and “clean”. List 5 other methods of sterilization and describe the principle/s and when each method is used. What are the requirements to support microbial growth?arrow_forwardNeed help list three N-removal Tertiary treatment approaches in order of decreasing cost of operation. State the microbiology (taxa and process) that is respinsible for the lowest cost process.arrow_forward
- Discuss the procedure and application for the agar well diffusion method of evaluating antimicrobial activity.arrow_forwardTitle: Spoilage of coconut water Aim: To assess the diversity of psychrotrophic bacteria causing spoilage in coconut water. How might incubation of plates at 37°C influence the results of the quantitative dilution and plating of the coconut water samples?arrow_forwardTitle: Spoilage of coconut water Aim: To assess the diversity of psychrotrophic bacteria causing spoilage in coconut water How might storage of the coconut water samples at room temperature after collection and before plating influence the results obtained from the samples incubated at 5ºC?arrow_forward
- Match the physical and chemical methods of control with its use, mode of action etc. Purify H₂0 Sterilize catheters, Petri plates, syringes, sutures placed in plastic wraps Sporocidal antiseptic Their mode of action is lowering the surface tension of water Antiseptic that kills anaerobic bacteria It is use to preserve cadavers, tissues and organs Isopropilic is the most germicidal Standard of disinfectants Choose... Choose... Choose... Choose... Choose... Choose... Choose... Choose... ◆ ◆ → →arrow_forwardProvide a review of related study on the use of calamansi rinds extract as an alternative to alcohol-based hand sanitizers where antimicrobial activity is the variable. Cite the citation as well and follow the rrs format.arrow_forwardIN YOUR OWN WORDS. Differentiate the following. (Not more than 10 sentences) 1. Aseptic Teachnique vs. Sterile Technique 2. Microbistatic Agent vs. Microbicidal Agent 3. Sterilization vs. Disinfection 4.How is radiation, autoclave and ultrasonic waves used in the hospitals or clinics as a means to inhibit the growthbof microbes? 5. How is filtration applied nowadays in relation to Covid-19?arrow_forward
- Laboratory Scenario Analysis: Read the following statements. Fill-in the possible effect of the procedure and give the rationale. AB 1. The antimicrobial activity of the product tested was not eliminated. Effect: Rationale:arrow_forwardDifferentiate therapeutic sterilization from direct sterilization What are some of the classifications of sterilization?arrow_forward1. Differentiate the tubed media. 2. Discuss the different streaking methods. 3. What is the streaking method used for Antimicrobial Susceptibility testing? 4. How will you determine if a culture is pure or mixed?arrow_forward
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