Microbiology: An Introduction
12th Edition
ISBN: 9780321929150
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case
Publisher: PEARSON
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Chapter 15, Problem 2MCQ
Summary Introduction
Introduction:
Toxins are poisonous substance produced by the microorganism to cause disease.
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Below are listed the LD-50 values for toxins from specific isolates of a bacterial species. Which toxin would be considered the "most lethal"?Diptheria toxin . .1 mg/kgClostridium difficile enterotoxin A .5 mg/kgV. cholerae toxin 250 mg/kgB. pertussis toxin 15 mg/kg
a)diptheria toxin
b)enterotoxin A
c)V. cholerae toxin
d)B. pertussis toxin
Match the following:
___ etiological agent A. signs etc that indicate disease
___ morbidity B. poisons in blood
___microbial antagonism C. competition
___toxemia D. organism
___syndrome E. disease
It can be only as reducing agent:
Select one:
a. KMnO4
b. H2SO4
c. Na2SO3
d. NH3
Chapter 15 Solutions
Microbiology: An Introduction
Ch. 15 - Compare pathogenicity with virulence.Ch. 15 - How are capsules and cell wall components related...Ch. 15 - Prob. 3RCh. 15 - Explain how drugs that bind each of the following...Ch. 15 - Prob. 5RCh. 15 - Prob. 6RCh. 15 - Prob. 7RCh. 15 - Which of the following genera is the most...Ch. 15 - How can viruses and protozoa avoid being killed by...Ch. 15 - Prob. 10R
Ch. 15 - The removal of plasmids reduces virulence in which...Ch. 15 - Prob. 2MCQCh. 15 - Prob. 3MCQCh. 15 - All of the following can occur during bacterial...Ch. 15 - The ID50 for Campylobacter sp. is 500 cells; the...Ch. 15 - Prob. 6MCQCh. 15 - A drug that binds to mannose on human cells would...Ch. 15 - The earliest smallpox vaccines were infected...Ch. 15 - Prob. 9MCQCh. 15 - Which of the following statements is true? a. The...Ch. 15 - Prob. 1ACh. 15 - Prob. 3ACh. 15 - How do each of the following strategies contribute...Ch. 15 - On July 8, a woman was given an antibiotic for...Ch. 15 - Explain whether each of the following examples is...Ch. 15 - Cancer patients undergoing chemotherapy are...
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