A 6-Year-Old Boy Whose Family Recently Immigrated to the United

question 61

Multiple Choice

A 6-year-old boy whose family recently immigrated to the United States is brought to the office due to sore throat and fever.  Examination shows mild tonsillar erythema with exudates.  A sample from the exudates is obtained.  On microscopic evaluation, there are clumped, gram-positive bacteria with polar granules that stain deeply with aniline dyes.  Which of the following best explains the pathogenicity of the organism most likely responsible for this patient's condition?

• A)Activation of electrolyte transport
• B)Blockade of neurotransmitter release
• C)Cellular membrane disruption
• D)Impairment of protein synthesis
• E)Widespread T cell activation

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