MIP315Exam1 - PA315B Recitation Questions Week 1 Due Sept....

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PA315B Recitation Questions Week 1 Due Sept. 2 1. Which relationship benefits the organism but causes no harm to the host? a. symbiosis b. mutualism c. commensalism d. parasitism e. pathogenicity 2. The greatest strides in the battle against infectious disease have been preventive rather than therapeutic. These strides include: a. vaccination b. sewage treatment c. water purification d. public health policies e. all of the above 3. Infectious diseases are now and are likely to remain a major public health issue because: a. antibiotics have never had and likely never will have a significant impact on the treatment of infectious disease. b. many infectious agents are capable of mutation and rapid adaptation. c. vaccination will never eliminate any infectious diseases. d. water purification and treatment cannot eliminate the most common infectious agents e. All of the above. 4. Botulism is an example of a disease caused by a bacterial exotoxin. Bacterial exotoxins cause disease by: a. evasion of the immune system. b.
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MIP315Exam1 - PA315B Recitation Questions Week 1 Due Sept....

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