Understanding Vaccines Quiz

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Questions and Answers

What is the primary purpose of a vaccine?

  • To weaken the immune system
  • To eliminate the need for future vaccinations
  • To cause a disease in the body
  • To improve immunity to a particular disease (correct)

Which type of vaccine is capable of inducing a protective immune response by providing continuous antigenic stimulation over time?

  • Subunit/fragment vaccines
  • Live attenuated vaccines (correct)
  • Inactivated killed vaccines
  • Vaccines against cancer

What is the characteristic of inactivated killed vaccines?

  • They are completely devoid of pathogenicity
  • They multiply in the human host
  • They are incapable of inducing a protective immune response (correct)
  • They contain live virus/bacteria

Which type of vaccine is used to prevent and protect the body from a future infection?

<p>Prophylactic vaccines (D)</p> Signup and view all the answers

How are live attenuated vaccines prepared?

<p>By growing the virus/bacteria in tissue cultures to select for less virulent strains (B)</p> Signup and view all the answers

What is the function of the agent in a vaccine?

<p>To stimulate the body's immune system (D)</p> Signup and view all the answers

Which type of vaccine is safe for pregnant women?

<p>Killed (inactivated) vaccine (A)</p> Signup and view all the answers

What is the primary advantage of using a subunit vaccine?

<p>It is very safe, even in people with compromised immune systems (D)</p> Signup and view all the answers

Which process is used to produce a Recombinant vaccine?

<p>Isolating and inserting DNA fragment into a plasmid/expression vector (B)</p> Signup and view all the answers

Which type of vaccine is Priorix?

<p>Live attenuated vaccine (A)</p> Signup and view all the answers

What is the primary purpose of vaccines as mentioned in the text?

<p>Childhood immunization and protection against infectious diseases (B)</p> Signup and view all the answers

Which vaccine helps protect women from cervical cancer caused by HPV?

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

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