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scarletwallaby591Lv1

28 Sep 2019

Describe the concept of herd immunity. How does vaccinationcontribute to its
development in a community? Give some possible explanation forrecent
epidemics of diphtheria and whooping cough.

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Sixta KovacekLv2

28 Sep 2019

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27)Local inflammation and fever in whooping cough may be dueto the release of: a) Exotoxins b) Endotoxins c) Extracellularenzymes d) Only A and B above e) None of the above 28)The severityof diphtheria is due to: a) Action of exotoxin b) Action ofendotoxins c) Infection following tracheotomy d) All of the abovee) none of the above

burgundyelk45

Try to find a way to model or depict the concept of herd immunity-- how is it achieved today, and why is it being broken in many areas including the US?

Local inflammation and fever in whooping cough may be due to the release of

a. exotoxins

b. endotoxins

c. extrecellular enzymes

d. only A & B above

e. None of the above

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Describe the concept of herd immunity. How does vaccinationcontribute to its
development in a community? Give some possible explanation forrecent
epidemics of diphtheria and whooping cough.

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Describe the concept of herd immunity. How does vaccinationcontribute to itsdevelopment in a community? Give some possible explanation forrecentepidemics of diphtheria and whooping cough.

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Describe the concept of herd immunity. How does vaccinationcontribute to its
development in a community? Give some possible explanation forrecent
epidemics of diphtheria and whooping cough.