Microbiology with Diseases by Body System, 5e
CHAPTER 17 Immunization and Immune Testing
Multiple Choice
True/False
Matching
Visualize It!
1. See Figure 17.13.
Short Answer
1. In variolation, the Chinese pricked the skin of uninfected people to introduce material
3. Passive immunization is immediate and fast acting, but it is of relatively short duration.
Answers to End-of-Chapter Questions
Critical Thinking
1. The cost-benefit ratio must be carefully examined in this situation. The prevalence of the
disease and the mortality rate of infected persons are factors in this determination. For
2. False-negative HIV test results are potentially more damaging than false positives. A
3. It is important that a serologic test reach the market at a reasonable cost. A costly
Microbiology with Diseases by Body System, 5e
7. (1) Genes for virulence factors could be removed from a pathogen, creating an attenuated
10. A hemagglutination test, generally a blood typing test, uses antibodies to visibly clump
Answers to End-of-Chapter Questions
12. Note: Cells and molecules are not to scale.
Concept Mapping
1. Active immunity