Exercise: Microorganisms And Disease

Questions for: Microorganisms And Disease

Each of the 3 virulence factors of Bacillus anthracis i.e. the capsule, edema toxin and lethal toxin can affect the activity of
A:
B cells
B:
macrophages
C:
ciliated epithelial cells
D:
M cells
Answer: B
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In the human disease cholera, what is it that actually ends up killing the victim?
A:
Faulty carrier proteins
B:
Dehydration and loss of nutrients
C:
Too little water in the food stream
D:
the toxin produced by the bacterium
Answer: B
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Which of the following disease is not caused by microbial protein toxin?
A:
Botulism
B:
Diphtheria
C:
Shigella dysentery
D:
Tuberculosis
Answer: D
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Fatalities following influenza infection are usually due to the
A:
dehydration
B:
bacterial superinfection
C:
damage to the heart muscle
D:
formation of granulomas in the lung
Answer: B
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Which of the following is common in the disease caused by Coryne-bacterium diphtheriae and Bacillus anthracis?
A:
Both organisms are gram-positive spore formers
B:
Diphtheria toxin and edema toxin are ADP ribosylating toxins
C:
The most serious disease symptoms are the direct result of toxin action
D:
Both organisms cause skin and respiratory tract infections
Answer: C
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