Medically Reviewed by Carol DerSarkissian, MD on January 19, 2022
Question 1/8

You could get a cold if:

  • Your dog sneezes on you.
  • You clean the kitchen for a sick friend.
Question 2/8

"Infectious" and "contagious" mean the same thing.

  • True
  • False
Question 3/8

Vaccines fight contagious diseases by causing your body to develop:

  • Antibodies
  • Antihistamines
  • Antibiotics
Question 4/8

Once a contagious disease has disappeared from a country, we no longer need the vaccine.

  • True
  • False
Question 5/8

Which of the following is NOT contagious?

  • Tetanus
  • The common cold
  • Hepatitis B
Question 6/8

You should avoid anyone who has a contagious disease.

  • True
  • False
Question 7/8

You don’t have to worry about catching this contagious disease:

  • Marburg hemorrhagic fever
  • Diphtheria
  • Smallpox
Question 8/8

“Contagious” also means the disease is especially dangerous.

  • True
  • False