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as the children are protected from infection by temporary
segregation of earners, there is very
little risk of diphtheria breaking out again.
316- We can understand from the passage that the protection supplied by serum injection -------
.
A) should only be thought of in
exceptional conditions
B) is immediately effective but short-termed
C) is unreliable and can have an adverse effect on the patient
D) has generally proved unsuccessful except for during diphtheria epidemics
E) lasts long and is entirely safe
317- The text gives a detailed account of ------- .
A) how to determine who are vulnerable in
an outbreak of diphtheria
B) the special advantages of active prophylactic immunisation
C) an immunisation scheme specially designed to deal with an outbreak of diphtheria in a school
D) the stages through which diphtheria turns out an epidemic
E) the various symptoms of diphtheria and the treatment called for at different stages of the disease
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