Understanding Vaccines

Which disease has been nearly eradicated due to vaccines, with cases dropping from 350,000 to just 33 by 2018?

• Mumps

• Smallpox

• Polio

• Measles

What is the main component in many vaccines that helps build immunity?

• Proteins

• Antibiotics

• Weakened viruses

• Bacteria

How does the body respond to a weakened virus in a vaccine?

• It ignores the virus

• It becomes sick

• It destroys the vaccine

• It builds resistance and remembers the virus

Which type of vaccine is safe for individuals with weakened immune systems?

• Live virus vaccines

• Inactivated virus vaccines

• Protein-based vaccines

• Bacterial vaccines

Which of the following diseases is prevented using inactivated virus vaccines?

• Mumps

• Chickenpox

• Influenza

• Measles