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Chapter 12

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Question
Answer
The term pathogenic means   disease causing  
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Antibiotics are substances produces by microorganisms that can   inhibit or kill other microorganisms  
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Subtherapeutic doses are those that are   below the level used to treat diseases  
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The mechanisms of action for the sulfonamides include   blocking the biosynthetic pathway of folic acid  
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Tiny genetic parasites that require the host cell to replicate and spread are known as   viruses  
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Cephalosporins are classified in how many generations   4  
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Protozoa are an example of   parasites  
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Antimicrobial agents tend to destroy microbes, prevent their multiplication or growth, or prevent their   pathogenic action  
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The term bactericidal means   killing microbes  
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The term bacteriostatic means   inhibiting microbial growth  
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Bacteria that have the ability to resist decolorization with alcohol after being treated with Gram's crystal violet stain are known as   gram positive  
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A reaction to a foreign serum is known as   serum sickness  
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Examples of agents with gram negative spectrum are   cephalosporins  
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The range of bacteria against which an agent is effective is known as its   antibacterial spectrum  
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Antibiotics effective against a wide range of organisms are known as   broad spectrum  
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The most common superinfection is   diarrhea  
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Nucleoside analogs are derived from   nucleic acid  
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Patients with weakened immune systems are termed to be   immunocompromised  
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The most common cause of death for people with a chronic or critical illness is   infection  
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Control of infectious disease occurrence depends on breaking the   chain of transmission  
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Antibiotics were discovered in 1928 by   Sir Alexander Fleming  
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The first sulfonamide used with great success in combating pneumonia was   sulfapyridine  
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The original penicillin was   penicillin G  
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First generation cephalosporins have their highest activity against   gram positive bacteria  
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Aminoglycosides are very important for the treatment caused by   gram negative bacilli  
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For patients who are allergic to penicillins, which of the following types of drugs are commonly used instead for infections?   Macrolides  
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Agents that have become a dominant class of antimicrobials since 1990 are known as   fluoroquinolones  
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Agents that may cause discoloration in the developing teeth of children younger than 8 years old are known as   tetracyclines  
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Chloramphenicol should only be used for   very serious infections that cannot be managed by other drugs  
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The best drug for the topical treatment of acne vulgaris appears to be   clindomycin  
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