Microbiology: A Systems Approach
5th Edition
ISBN: 9781259706615
Author: Marjorie Kelly Cowan Professor
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 21, Problem 4MCQ
The common stain used to identify Mycobacterium species is
- a.
Gram stain . - b. acid-fast stain.
- c. negative stain.
- d. spore stain.
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Give 3 disease (each) that can be diagnosed by: a. Gram Stain b. Acid-fast stain c. Endospore stain d. Capsule stain e. Flagella Stain
The primary stain used in the endospore stain is:
A. Carbolfuchsin Stain
B. Methylene Blue
C. Malachite green
D. Safranine
The bacterium Bacillus anthracis was stained with gram staining, endospore staining, acid-stain staining and capsule staining. What result would you expect to see?
a. none of these answers
b. gram positive, endospore negative, acid-fast negative, capsule positive
c. gram negative, endospore positive, acid-fast positive, capsule negative
d. gram positive, endospore positive, acid-fast negative, capsule positive
e. gram negative, endospore positive, acid-fast negative, capsule negative
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Chapter 21 Solutions
Microbiology: A Systems Approach
Ch. 21.1 - Prob. 1AYPCh. 21.1 - Prob. 2AYPCh. 21.2 - Prob. 3AYPCh. 21.3 - Prob. 4AYPCh. 21.3 - Prob. 5AYPCh. 21.3 - Prob. 6AYPCh. 21.4 - Prob. 7AYPCh. 21.4 - Prob. 8AYPCh. 21.4 - Prob. 9AYPCh. 21.4 - Prob. 10AYP
Ch. 21.4 - Plan a response for a situation in which a patient...Ch. 21.4 - Compare and contrast antigenic drift and antigenic...Ch. 21.5 - Prob. 13AYPCh. 21.5 - Prob. 14AYPCh. 21.5 - Prob. 15AYPCh. 21.5 - Prob. 16AYPCh. 21.5 - Prob. 17AYPCh. 21.5 - Prob. 18AYPCh. 21.5 - Prob. 19AYPCh. 21 - Prob. 1MCQCh. 21 - Prob. 2MCQCh. 21 - Which is not a characteristic of Streptococcus...Ch. 21 - The common stain used to identify Mycobacterium...Ch. 21 - Prob. 5MCQCh. 21 - Prob. 6MCQCh. 21 - Which of the following infections often has a...Ch. 21 - Prob. 8MCQCh. 21 - Prob. 9MCQCh. 21 - Prob. 10MCQCh. 21 - Prob. 11TFCh. 21 - Prob. 12TFCh. 21 - Prob. 13TFCh. 21 - Prob. 14TFCh. 21 - Prob. 15TFCh. 21 - Prob. 1CTQCh. 21 - Prob. 2CTQCh. 21 - Prob. 3CTQCh. 21 - In an episode of the television show House. Dr....Ch. 21 - Prob. 5CTQCh. 21 - Prob. 1VCCh. 21 - Prob. 1CM
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- Which of the following describes the usefulness of a Gram stain. Select all that apply. a. A Gram stain can be used to check for bacteria at the site of a suspected infection or in certain body fluids, such as blood or urine. b. A Gram stain can be used to determine whether penicillin will be effective at treating the patient or whether a different antibiotic should be used. c. A Gram stain can determine whether the bacteria have a thick or thin layer of peptidoglycan in their cell wall.arrow_forwardobserve the transparent bacteria under bright field microscope, we use a. Simple staining b. Gram staining c. Negative staining d Direct staining eAll the abovearrow_forwardWhich of the following can be used to distinguish one colony from another on an agar plate? Select all that apply. a. Shape b. Color c. Gram stain d. Cell arrangement e. Size f. Elevation g. Margin h. Texturearrow_forward
- Which one of the following is the most resistant microorganism for sterilization: Select one: a. Lipid enveloped viruses b. Gram negative bacteria c. Gram positive bacteria d. Mycobacteriumarrow_forwardThe broth culture of Bacillus subtilis showed growth even after extended heating in a waterbath, while Serratia marcescens did not. This is due to: a. Bacillus subtilis is Gram-positive, while Serratia marcescens is Gram-negative b. Bacillus subtilis is a spore former c. the pigment of Serratia marcescens absorbs more radiation than other cells d. Bacillus subtilis has enzymes that protect it from ozonearrow_forwardExplain how bacterial cells would look in the gram staining procedure if the following mistakes were made: a. Decolorizer left on too long b. Decolorizer not left on long enough c. Slide not heat-fixed before stainingarrow_forward
- Which of the following acts as the decolorizer in the gram staining? A. Safranine B. Iodine C. Ethanol D. Crystal Violetarrow_forwardThe acid fast technique is also known as: A. Ziehl-Neelsen stain B. Auramine-rhodamine stain C. Gerrard-Lampard Stain D. Kinyoun methodarrow_forwardThis part of the staining process helps the primary stain to remain in the cell during decolorization. O 1) Secondary stain O 2) primary stain O 3) counterstain O 4) fixing reagent O 5) mordantarrow_forward
- Put the numbers in the space provided to indicate the order of Capsule Staining. If the statement is not part of the process, put 0. a. Put a loopful of bacteria to the slide. b. Air dry then heat fix the slide. c. Add crystal violet to the slide. d. Add congo red to the slide. e. Apply ethanol.arrow_forwarda: What are the components of a Romanowsky stain? b: What is the optimum pH for staining with Giemsa. c: Name two conditions which will affect the quality of your staining. d: What is a panoptic stain. Give one example. e: Name two blood parasites that can be demonstrated using the Giemsa stain.arrow_forwardthe purpose of a mordant in Gram stain is a. to prevent the crystal violet from leaving the cell b. to make bacteria cell larger c. to fix iodine inside the cell d. to remove simple stainarrow_forward
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