It is often said that a vaccine does not prevent infection; rather, it primes the immune system to undergo an immediate response to prevent an infection from spreading. Explain what is meant by this statement, and outline what is happening at the cellular/molecular level from the time of vaccination until subsequent contact with the infectious agent actually occurs.
Answer to relevant QuestionsDescribe the specific components of acquired immunity that would be necessary to control rabies virus. Why would a person be allergic to strawberries when he eats them but show a negative skin test to them? From chapter 15, figure 15.9. Explain how this phenomenon pertains to allergies. From chapter 20, figure 20.11a. What biochemical characteristic does this figure illustrate? How could this characteristic be used to begin the identification of the isolated bacteria in this chapter’s Case File? You have been given the assignment of obtaining some type of culture that could help identify the cause of otitis media in a small child. a. What area might you sample? b. Why is this disease so common in children?
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