American Society of Microbiology ABMM - ABMM FREE EXAM DUMPS QUESTIONS & ANSWERS
A research laboratory is investigating the development of a broadly protective vaccine against coronaviruses.
They are focusing on conserved epitopes in the spike (S) protein that are accessible to neutralizing antibodies across different beta-coronaviruses. Which region of the S protein is considered a promising target for such a vaccine?
They are focusing on conserved epitopes in the spike (S) protein that are accessible to neutralizing antibodies across different beta-coronaviruses. Which region of the S protein is considered a promising target for such a vaccine?
Correct Answer: D
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A clinical microbiology laboratory is validating a new automated blood culture system. To assess the system's ability to detect true positive results, they should:
Correct Answer: B
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A neonate develops a vesicular rash, fever, and seizures within the first week of life. CSF analysis reveals lymphocytic pleocytosis and elevated protein. PCR of the CSF is positive for a double-stranded DNA virus.
The MOST likely causative agent is:
The MOST likely causative agent is:
Correct Answer: A
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A researcher is studying the genetic relatedness of different isolates of Mycobacterium tuberculosis. Which of the following molecular typing methods provides the highest discriminatory power for distinguishing between closely related strains?
Correct Answer: B
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A patient with a history of travel to South America presents with fever, lymphadenopathy, and hepatosplenomegaly. Peripheral blood smear reveals the presence of trypomastigotes. The MOST likely diagnosis is:
Correct Answer: D
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Which of the following organisms is an obligate intracellular bacterium transmitted by arthropod vectors and is a common cause of Rocky Mountain Spotted Fever?
Correct Answer: C
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A clinical laboratory performs a cefoxitin disk diffusion test on a Staphylococcus aureus isolate from a wound culture. The zone of inhibition measures 18 mm. According to current CLSI M100 guidelines, how should this result be interpreted regarding oxacillin/methicillin susceptibility?
Correct Answer: A
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A research team is investigating the mechanisms of antifungal resistance in Candida albicans. They identify a strain that exhibits resistance to azole antifungal agents. Further analysis reveals overexpression of a specific ATP-binding cassette (ABC) transporter protein in the resistant strain. This mechanism of resistance involves:
Correct Answer: C
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A patient with a history of exposure to bats in a cave develops progressive neurological symptoms, including hydrophobia. The MOST likely viral etiology is:
Correct Answer: B
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A patient with a history of solid organ transplantation develops diarrhea and abdominal cramps. Stool studies are negative for bacterial pathogens and C. difficile toxins. Colonoscopy reveals characteristic cytomegalic inclusion bodies in colonic biopsies. The MOST likely causative agent is:
Correct Answer: B
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