Immune System: Innate and Acquired Immunity Quiz

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Questions and Answers

Which type of immunity is the first line of defense against pathogens?

  • Humoral immunity
  • Acquired immunity
  • Cellular immunity
  • Innate immunity (correct)

Which antibody class constitutes about 75% of all antibodies and is formed during the secondary immune response?

  • IgG (correct)
  • IgM
  • IgE
  • IgA

What is the main function of T-cell immunity?

  • Inhibition of allergic reactions
  • Production of antibodies
  • Promotion of humoral immunity
  • Killing microorganisms (correct)

What is the primary role of B-lymphocytes in the immune system?

<p>Secreting antibodies (D)</p> Signup and view all the answers

What is the primary purpose of vaccination?

<p>Develop specific protective immunity (A)</p> Signup and view all the answers

What is the first dose of the inactivated poliovirus vaccine (IPV) typically given?

<p>At 2 months (D)</p> Signup and view all the answers

What is self-tolerance in the context of the immune system?

<p>The ability to recognize the body's own tissues as self-antigens (A)</p> Signup and view all the answers

Which of the following is a symptom of myasthenia gravis?

<p>Droopy eyelids (D)</p> Signup and view all the answers

What is the primary treatment for myasthenia gravis mentioned in the text?

<p>Anticholinesterase drugs (D)</p> Signup and view all the answers

Which of the following is NOT a symptom of rheumatoid arthritis mentioned in the text?

<p>Severe headaches (C)</p> Signup and view all the answers

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