Saturday January 2, 1999 - Question 1

Which of the following statements about food poisoning from the Norwalk virus is correct?

A. Norwalk virus is a rare cause of food poisoning in the United States

B. Dairy products are the primary foods that become contaminated with Norwalk virus.

C. Individuals who have antibodies to the Norwalk virus are not susceptible to re-infection.

D. Norwalk virus infection is characterized by inflammatory diarrhea without vomiting.

E. The incubation period for Norwalk virus is 24 to 48 hours.
 
 

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