All of the following are true of poliomyelitis EXCEPT

All of the following are true of poliomyelitis EXCEPT



A) infection is due to ingestion of contaminated water.
B) initial sites of viral replication are the throat and small intestine.
C) most cases result in muscle paralysis.
D) the majority of cases are asymptomatic.
E) the oral polio vaccine contains attenuated strains of the virus


Answer: most cases result in muscle paralysis


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