42. Antigens: a. are foreign substances introduced into the body b. are molecule

Question

42. Antigens: a. are foreign substances introduced into the body b. are molecules produced by cells of the body c. stimulate an adaptive immune system response d. all of the above e. Both A and C only 43. The type of lymphocyte that is responsible for the secondary antibody response is the T memory cell b. a. Thelper cell eytotoxie cell d. B memory cell e. Both A and D 44. What would be the most likely outcome, if a new drug called "Antiferon" could stop the body's production of interferon? a. The body would be less able to fight off viral diseases. b. Cancer cells would be easier to recognize. c. There would be a loss of inflammatory response. d. There would be an increase in tissue transplant rejection. e. Allergic reactions would likely increase. 45. Dust cells, microglia, and Kupffer cells are examples of fixed a. basophils. b. eosinophils c. lymphocytes. d. macrophages. e. neutrophils. 46. Before Mary starts the Nursing program, she is required to do a physical and to have her immunizations record updated. After her T-B skin test came back positive, her Dr. insisted she must have the full T-B treatment regimen. Mary explained that she received the BGC (T-B) vaccine as a child while living in Palero. Which of the following best explains Mary's positive skin test? a. b. c, d. e. it confirms TB antibodies in her blood it confirms she has had T-B in the past it is a possible case natural acquired passive immunity. all of the above is true about Mary's positive skin test none of the above is true about Mary's positive skin test

Explanation / Answer

42) E

43) D

44) A

45) E Neutrophiles

46 A

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