Jonas Salk Quiz

How is polio primarily transmitted, and what are some of its severe effects?

• Airborne droplets; mild rash and cough.

• Contaminated water; fever, limb pain, paralysis, or death.

• Direct contact; skin lesions and fatigue.

• Insect bites; joint swelling and headaches.

What field did Jonas Salk study, and which organization hired him to research a polio vaccine?

• Virology; World Health Organization.

• Genetics; Centers for Disease Control.

• Biochemistry and bacteriology; National Foundation for Infantile Paralysis.

• Immunology; Red Cross.

When was Jonas Salk's polio vaccine first put forth, and who later pioneered an oral version of the vaccine?

• 1948; President Franklin D. Roosevelt.

• 1953; Dr. Albert Sabin.

• 1916; Jonas Salk himself.

• 1979; an unnamed team of researchers.

What was the significant outcome of polio vaccination efforts in the United States and globally?

• Polio cases increased due to vaccine resistance.

• The U.S. was declared polio-free in 1979, and global infections fell by over 99.99% since 1980.

• Polio was eradicated worldwide by 1979.

• The vaccine only reduced mild symptoms, not severe paralysis or death.