Question

1. True or False: An example of an adjuvant is alum, which is added to many vaccines to improve their effectiveness.

2. A young man went to his doctor's office with a fever, wide-spread rash, severe muscle pain, and malaise. The symptoms had begun with a mild headache three days previously. He reported being bitten by a tick one week prior to that. The doctor correctly diagnosed Rocky Mountain Spotted fever and prescribed tetracycline. The rash and other signs and symptoms disappeared in a couple of days, but he continued on his antibiotic therapy for two weeks.

Draw a graph showing the course of the disease and the relative numbers of pathogens over time, starting with the tick bite, and ending with the end of antibiotics. Label the stages of the disease.

Answer 1

1. True

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Alum, the classical adjuvant most often used in vaccines usually in the form of aluminum sulfate mixed with sodium or potassium hydroxide plus a variable amount of phosphate.

2.