Medical Quiz

Herd Immunity Quiz

80% to 95% percent of people are needed for herd immunity to be effective.

A. TRUE

B. FALSE

Select your answer:
         


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Other quiz:

Respiratory System › View

What is the function of the ribcage?

A. It protects the lungs.

B. It helps the lungs pump oxygen.

C. It delivers oxygen from the lungs to the bloodstream.

D. It connects the trachea to the lungs.


Covid-19 › View

The coronavirus possibly came from

A. a bat

B. a snake

C. reptile – pangolins

D. all of the above