. Prontosil effectively acted on streptococci when the drug was split by enzymes to produce
A. penicillin.
B. sulfanilamide.
C. erythromycin.
D. Salvarsan.
One of the earliest researchers to explore the use of chemicals to kill microbial pathogens was
A. Koch.
B. Hooke.
C. Fleming.
D. Ehrlich
Which of the following is NOT a political/societal reason for a decrease in rates of childhood immunizations?
A.
Distrust of the healthcare body administering the vaccinations
B.
Distrust of the government funding the vaccination process
C.
A lack of a proper cold chain for stable transport of vaccines into tropical areas
D.
Distrust of the scientific community advocating for administration of vaccines
Why is it important to include a placebo in a scientific study to assess the effectiveness of a drug?
A. It's actually unethical to do so-if you have a drug that you know to be effective, it's unethical to withhold that treatment from an ill patient.
B. A placebo-treated group will determine if the changes observed in the drug-treated illness group are due to a psychological effect rather than a physiologic/pharmacologic one.
C. It isn't scientifically important-a placebo simply helps investigators satisfy the legal requirements of the Food and Drug Administration in their testing process.
D. A placebo-treated group will determine if the changes observed in the illness in this non-treated group are due to a physiologic/pharmacologic effect rather than a psychological one.
Human population growth and expansion contribute to emergence of diseases
Indicate whether this statement is true or false.
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