Practice Quiz

USMLE Exam Prep - Question List

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31. What disease is caused by cytotoxic cell-mediated hypersensitivity?
  1. Aphthous ulcers
  2. Penphigus vulgaris
  3. Erythema multiforme
  4. Lichen Planus
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32. Stevens-Johnson syndrome and TENs are variants of which disease?
  1. Aphthous ulcers
  2. Penphigus vulgaris
  3. Erythema multiforme
  4. Lichen Planus
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33. Which bacteria are gram-positive cocci?
  1. Streptococcus spp
  2. Staphylococcus spp
  3. Streptococcus spp. and Staphylococcus spp
  4. Veillonella spp. and Bacteroides spp
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34. Lou Gehrig’s disease is a degenerative disease that affects upper and lower motor neurons and usually has all of the following clinical features EXCEPT:
  1. Spasticity, hyperreflexia
  2. Dysarthria, Dysphagia
  3. Autonomic Dysfunction in approximately 1/3 of patients
  4. Reduced or absent cognitive function
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35. Which of the following bacteria is implicated in the majority of sub acute bacterial endocarditis?
  1. Streptococcus viridians
  2. Streptococcus epidermidis
  3. Staphylococcus aureus
  4. Streptococcus sanguis
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