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Questions and Answers
Which of the following is the main function of antibodies in the gut and airways?
Which of the following is the main function of antibodies in the gut and airways?
- To bind to specific receptors on host cells
- To block the entry of ingested and inhaled microbes (correct)
- To replicate inside host cells
- To mediate the harmful effects of endotoxins and exotoxins
How do antibodies prevent infectious microbes from infecting host cells?
How do antibodies prevent infectious microbes from infecting host cells?
- By blocking the spread of infection
- By replicating inside the cells
- By binding to microbial surface molecules (correct)
- By neutralizing toxins
What was the first formal demonstration of therapeutic immunity against a microbe or its toxin called?
What was the first formal demonstration of therapeutic immunity against a microbe or its toxin called?
- Endotoxin therapy
- Toxin therapy
- Microbial therapy
- Serum therapy (correct)
