Chapter 8 (BIS3153) - Antivirals and Vaccines

The substance that infects our body and causes our immune system to produce a defense mechanism is called a/an:

• vaccine

• antigen

• antibody

The substance produced that protects our body resulted from microbial infection is called a/an:

• vaccine

• antigen

• antibody

Which of the following can be used as a vaccine?

• Live virus

• Viral protein

• Viral nucleic acid

• All answers are correct

The following is an advantage of a live attenuated vaccine EXCEPT:

• The virus can replicate themselves

• Usually effective with one dose

• Immune response is more similar to natural infection

• Possible of recreating a wild-type virus that can cause disease

A vaccinated population is protected from infection and unable to spread the infectious virus. This condition is called:

• hear immunity

• hero immunity

• herd immunity

While vaccine is used for preventive measures, an antiviral is used for the treatment of viral infections.

• True

• False