Microorganisms and Disease - Applications
Q. What is the role of the microbiome in human health?
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A.
It causes diseases.
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B.
It has no significant role.
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C.
It aids in digestion and immune function.
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D.
It only affects skin health.
Solution
The microbiome plays a crucial role in digestion, nutrient absorption, and modulating the immune system.
Correct Answer: C — It aids in digestion and immune function.
Q. What laboratory test is commonly used to diagnose streptococcal pharyngitis?
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A.
Blood culture
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B.
Rapid antigen test
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C.
PCR test
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D.
Urinalysis
Solution
A rapid antigen test is commonly used to quickly diagnose streptococcal pharyngitis by detecting Group A Streptococcus.
Correct Answer: B — Rapid antigen test
Q. What type of pathogen is Candida albicans?
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A.
Bacterium
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B.
Virus
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C.
Fungus
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D.
Protozoan
Solution
Candida albicans is a fungus that can cause opportunistic infections, particularly in immunocompromised individuals.
Correct Answer: C — Fungus
Q. Which microorganism is known for causing cholera?
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A.
Vibrio cholerae
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B.
Salmonella enterica
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C.
Clostridium botulinum
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D.
Listeria monocytogenes
Solution
Vibrio cholerae is the bacterium that causes cholera, a severe diarrheal disease often linked to contaminated water.
Correct Answer: A — Vibrio cholerae
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