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9 Cards in this Set
- Front
- Back
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Which of the following pairs is not correctly matched? (select all that apply)
A) AgNO3 (silver nitrate) & newborns' eyes B) Merthiolate & open wounds C) CuSO4 (Copper Sulfate)& algicide D) H2O2 (Hydrogen Peroxide) & open wounds |
B) Merthiolate & open wounds
D) H2O2 (Hydrogen Peroxide) & open wounds |
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Which of the following best describes the pattern of microbial death?
A) The cells in a population die at a constant rate. B) All the cells in a culture die at once. C) All of the cells in a culture are never killed. D) The pattern varies depending on the antimicrobial agent. E) The pattern varies depending on the species. |
A) The cells in a population die at a constant rate.
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Bacterial death will result from damage to which of the following structures?
A) Cell wall B) Plasma membrane C) Proteins D) Nucleic acids E) All of the above |
E) All of the above
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Which of the following antibiotics are used to treat fungal infections? 1. Aminoglycosides 2. Cephalosporins 3. Griseofulvin 4. Polyenes 5. Bacitracin
A) 1, 2, and 3 B) 3 and 4 C) 3, 4, and 5 D) 4 and 5 E) All of the antibiotics |
B) 3 and 4
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The antimicrobial drugs with the broadest spectrum of activity are
A) Aminoglycosides. B) Chloramphenicol. C) Lincomycin. D) Macrolides. E) Tetracyclines. |
E) Tetracyclines.
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Niclosamide prevents ATP generation in mitochondria. You would expect this drug to be effective against
A) Gram-negative bacteria. B) Gram-positive bacteria. C) Helminths. D) Mycobacterium tuberculosis. E) Viruses. |
C) Helminths.
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Which one of the following is most useful for disinfecting medical instruments?
A) Benzoic acid B) Glutaraldehyde C) Chlorine D) Phenol |
B) Glutaraldehyde
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Match the mode of action with the type of drug
A. antifungal drugs B. antiviral drugs C. antiprotozoan drugs Interfering with sterols in plasma membrane nucleoside and nucleotide analogs interfere with anaerobic metabolism |
A
B C |
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Select each factor that would influence the effectiveness of antimicrobial treatments. Choose all that are correct.
A) The dosage of microbes (number of organisms to start with) B) Temperature of environment C) Nature of suspending medium and presence of organic matter D) Time of exposure E) Microbial characteristics |
A, B, C, D, E
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