Microbiology with Diseases by Body System, Books a la Carte Edition & Modified Mastering Microbiology with Pearson eText -- ValuePack Access Card
1st Edition
ISBN: 9780133962482
Author: Robert W. Bauman Ph.D.
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 6, Problem 13MC
A Coulter counter is a(n) ________________.
- a. statistical estimation using 15 dilution tubes and a table of numbers to estimate the number of bacteria per milliliter
- b. indirect method of counting microorganisms
- c. device that directly counts microbes as they pass through a tube in front of an electronic detector
- d. device that directly counts microbes that are differentially stained with fluorescent dyes
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Why are petri dishes ALWAYS stored and incubated upside down?
Question 17 options:
a)
helps bacteria grow
b)
the lid is larger and make the dish more stable
c)
prevents condensation from dripping on to agar surface
d)
so the label can be seen
what is the purpose of using oil immersion with the 100x objective lens?
a)To prevent refraction of light
b)To prevent scratching the slide
c)To allow microbes to resuspend in the fluid
d)Oil is not used with the 100x, but rather 40x
e)To prevent microbes from drying
To prepare a vaginal irrigation, a nurse uses 3 tsp of vinegar and 1.5 L of water.
a. How many ml of vinegar should she use?
b. If she prepares a solution using only 500 ml of water, how many ml of vinegar should she use?
Chapter 6 Solutions
Microbiology with Diseases by Body System, Books a la Carte Edition & Modified Mastering Microbiology with Pearson eText -- ValuePack Access Card
Ch. 6 - Why should cardiac nurses and respiratory...Ch. 6 - Cavities Gone Wild Five-year-old Daniel appears to...Ch. 6 - Why do clinical laboratory scientists keep many...Ch. 6 - Boils in the Locker Room For several weeks,...Ch. 6 - Some students transfer some gunk from a 2-week-old...Ch. 6 - Which of the following can grow in a Petri plate...Ch. 6 - In the laboratory, a sterile inoculating loop is...Ch. 6 - Superoxide dismutase _____________. a. causes...Ch. 6 - The most reactive of the four toxic forms of...Ch. 6 - Microaerophiles that grow best with a high...
Ch. 6 - Prob. 6MCCh. 6 - Organisms that preferentially may thrive in icy...Ch. 6 - Prob. 8MCCh. 6 - Which of the following terms best describes an...Ch. 6 - In a defined medium, ______________. a. the exact...Ch. 6 - Which of the following is most useful in...Ch. 6 - Which of the following methods is best for...Ch. 6 - A Coulter counter is a(n) ________________. a....Ch. 6 - Lyophilization can be described as ___________. a....Ch. 6 - Quorum sensing is _____________. a. the ability to...Ch. 6 - Prob. 1FIBCh. 6 - Prob. 2FIBCh. 6 - Prob. 3FIBCh. 6 - Prob. 4FIBCh. 6 - Prob. 5FIBCh. 6 - Fill in the Blanks 6. Cells that shrink in...Ch. 6 - Fill in the Blanks 7. Obligate ________ exist in...Ch. 6 - Prob. 8FIBCh. 6 - Fill in the Blanks 9. Microbes that reduce N2 to...Ch. 6 - Fill in the Blanks 10. A student observes a...Ch. 6 - Fill in the Blanks 11. Chemolithotrophs acquire...Ch. 6 - Prob. 1VICh. 6 - Prob. 2VICh. 6 - High temperature affects the shape of particular...Ch. 6 - Support or refute the following statement:...Ch. 6 - Explain quorum sensing, and describe how it is...Ch. 6 - Why must media, vessels, and instruments be...Ch. 6 - Why is agar used in microbiology?Ch. 6 - What is the difference between complex media and...Ch. 6 - Draw and label the four distinct phases of a...Ch. 6 - If there are 47 cells in 1 l of sewage, how many...Ch. 6 - Prob. 9SACh. 6 - Prob. 10SACh. 6 - Explain the differences among photoautotrophs,...Ch. 6 - Contrast the media described in Tables 6.3 and 6.4...Ch. 6 - How does a chemostat maintain a constant...Ch. 6 - A scientist describes an organism as a...Ch. 6 - Pasteurization is a technique that uses...Ch. 6 - Two cultures of a facultative anaerobe are grown...Ch. 6 - Some organisms require riboflavin (vitamin B2) to...Ch. 6 - A scientist inoculates a bacterium into a complex...Ch. 6 - How can regions within biofilms differ in their...Ch. 6 - A scientific article describes a bacterium as an...Ch. 6 - Prob. 8CTCh. 6 - Prob. 9CTCh. 6 - Starting with 10 bacterial cells per milliliter in...Ch. 6 - Suppose you perform a serial dilution of 0.1-ml...Ch. 6 - How might the study of biofilms benefit humans?Ch. 6 - The filamentous bacterium Beggiatoa gets its...Ch. 6 - Given that Haemophilus ducreyi is a...Ch. 6 - Examine the graph in Figure 6.3. Note that the...Ch. 6 - Prob. 16CTCh. 6 - Using the terms in Figure 6.8a, describe the...Ch. 6 - Prob. 18CTCh. 6 - Prob. 19CTCh. 6 - Prob. 20CTCh. 6 - Prob. 21CTCh. 6 - Prob. 22CTCh. 6 - Viable plate counts are used to estimate...Ch. 6 - Prob. 1CM
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Choose the combination of answers that most accurately completes the statement.The MIC is the __________ of a drug that is required to inhibit growth of a microbe. a. largest concentration c. smallest concentration b. standard dose d. lowest dilutionarrow_forwardNeed help Which of these could be used to measure the number of live bacterial cells in a liquid culture? a. do many serial dilutions of culture and plate on solid media b. measure the turbidity using a spectrophotometer c. examine one drop of culture under a microscope and gram stain d. measure the dry weight of cellsarrow_forwardWhich of the following is the proper technique for inoculating an agar slant with a broth culture? A. Stab the butt of the media with the wire loop. B. Stab the surface of the agar media with the wire loop beginning at the base of the tube moving toward the mouth as you withdraw the loop. C. Gently move the wire loop back and forth across the surface of the agar beginning at the mouth of the tube moving down toward the base of the slant. D. Gently move the wire loop back and forth across the surface of the agar beginning at the base of the slant as you withdraw it from the tube.arrow_forward
- Why are endospore vials used to test autoclave function? A. they change color when killed B. they are very resistant life forms C. they are sensitive to pressure changesarrow_forwardYou spread 0.1 mL volume of a 10^(-6) dilution onto a nutrient agar plate. After 24 hours of incubation at 37°C, there were 280 colonies of bacteria on the plate. A.) What is the original concentration (OCD) of bacteria in the stock sample this dilution came from? B.) Using the OCD value from part A, determine the number of colonies that would be expected to grow on a plate that is inoculated with 0.1 mL volume of 10^(-8) dilution from this same stock of bacteria. Show your work for both.arrow_forwardChoose the combination of answers that most accurately completes the statement.Detergents are a. high-level germicides c. excellent antiseptics b. low-level germicides d. used in disinfecting surgical instrumentsarrow_forward
- Part (a) What metric unit is made when the prefix, da, is combined with the base unit, grams (g)? Write the full word and abbreviation. Part (b) What metric unit is made by combining the prefix, m, with the base unit, meters (m)? Write the full word and abbreviation. Part (c) You are a microbiologist studying a newly found bacterial species, Streptococcus newmexicanus. While studying this species, you examine hundreds of samples and find the average size of this bacterium to be approximately 0.0019 millimeters in length.Convert this measurement into micrometers, with your final answer in scientific notation. Part (d) This bacterium is often found in a chain of bacterial cells connected to each other. The chains can reach lengths of 2.5 mm. Using the information above, calculate how many Streptococcus newmexicanus cells are in a chain 2.5 mm long. Make sure to express your answer in scientific notation & to show your work. Show your work and answer, including units, in the block…arrow_forwardExplain each four steps in Product Development that was given below: a.) Isolation of microbes that produce product of interest. b.) Screening for best producing strain;naturally or mutation or genetic engineering c.)Optimization of production condition d.)Scaling up from lab scale ( up to 10L) to industrial scale (> 10,000L)arrow_forwardWrite a conclusion about "lubricating agents used in pharmaceutical industries"? Please answer at your own easy words.arrow_forward
- if the organism.is an animal which of the following test would be positive a cellular respiration b DNA test c enzyme test d paper chromatographyarrow_forwardThe process that most accounts for magnification is a. a condenser c. illumination b. refraction of light rays d. resolutionarrow_forwardA cell is 25 μm wide when viewed at 1,000× magnification. Thismeasurement can also be written properly asa. 25 mm. c. 0.025 mm.b. 25,000 mm. d. 2.5 mm.arrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
- Basic Clinical Lab Competencies for Respiratory C...NursingISBN:9781285244662Author:WhitePublisher:CengageComprehensive Medical Assisting: Administrative a...NursingISBN:9781305964792Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy CorreaPublisher:Cengage Learning
Basic Clinical Lab Competencies for Respiratory C...
Nursing
ISBN:9781285244662
Author:White
Publisher:Cengage
Comprehensive Medical Assisting: Administrative a...
Nursing
ISBN:9781305964792
Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa
Publisher:Cengage Learning
12DaysinMarch, Genital Infections for USMLE Step One; Author: Howard Sachs;https://www.youtube.com/watch?v=66zR_FypVFQ;License: Standard youtube license