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United States Medical Licensing Examination

Exam Details

  • Exam Code
    :USMLE
  • Exam Name
    :United States Medical Licensing Examination
  • Certification
    :USMLE Certifications
  • Vendor
    :USMLE
  • Total Questions
    :622 Q&As
  • Last Updated
    :May 14, 2024

USMLE USMLE Certifications USMLE Questions & Answers

  • Question 51:

    Which of the following is not a primary target group of T cells?

    A. Viruses

    B. Toxins

    C. Fungi

    D. TB

  • Question 52:

    Which of the following structures contains genes for enzymes and antibiotic resistance?

    A. Plasmid

    B. Pilus

    C. Capsule

    D. Plasma Membrane

  • Question 53:

    Which of the following is the most important structure related to microbial attachment to cells?

    A. Flagellum

    B. Plasmid

    C. Peptidoglycan

    D. Glycocalyx

  • Question 54:

    Which of the following is associated with a B cell deficiency?

    A. Job's syndrome

    B. Chronic granulomatous disease

    C. Bruton's agammaglobulinemia

    D. Wiskott-Aldrich syndrome

  • Question 55:

    Which of the following is the autoantibody for systemic lupus?

    A. Anti-microsomal

    B. Antinuclear antibodies

    C. Anti-gliadin

    D. Anti-histone

  • Question 56:

    The TB skin test is an example of ______.

    A. Delayed hypersensitivity

    B. Serum sickness

    C. Cytotoxic reaction

    D. Arthus reaction

  • Question 57:

    Which of the following types of cytokines is secreted by macrophages?

    A. IL-1

    B. IL-2

    C. IL-3

    D. IL-4

  • Question 58:

    Which of the following is not considered a central location of lymph nodes?

    A. Cervical

    B. Axillary

    C. Inguinal

    D. Tibial

  • Question 59:

    Lymphocytes that reach the thymus become _____.

    A. T-cells

    B. B-cells

    C. Plasma cells

    D. Beta cells

  • Question 60:

    Lymphocytes that do not reach the thymus become _____.

    A. T-cells

    B. B-cells

    C. Plasma cells

    D. Beta cells

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