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Micro Ch. 24 ???

Microbiology Ch. 24 - Antimicrobial Drugs - Book Questions

QuestionAnswer
1. Ehrlich and Hata discovered _____ that was used to treat ______? A. Salvarsan; syphilis B. penicillin; surgical wounds C. Salvarsan; malaria D. Prontosil; malaria C. Salvarsam; malaria ?
2. The re-isolation and purification of penicillin was carried out by? A. Waksman B. Florey and Chain C. Domagk D. Fleming B. Florey and Chain
3. The concentration of an antibiotic causing harm to the host is called the A. toxic dosage level B.therapeutic dosage level C.minimal inhibitory concentration D. chemotherapeutic index A. toxic dosage level ?
4. In the soil, antibiotics are produced by some A. fungal species and viruses B. bacterial species and viruses C. Viruses and helminthic species D. Fungal and bacterial species D. fungal and bacterial species
5. Trimethoprim and sulfamethoxazole are examples of _____ that block _____ synthesis. A. sulfonamides; OABA B. penicillins; cell wall C. sulfonamides; folic acid D. macrolides; protein C. sulfonamides; folic acid?
6. Isoniazid and ethambutol are used to treat A.cholera B.Influenza C.MRSA D.tuberculosis D. tuberculosis
7. Penicillins are useful in treating A.gram-positive infections B.leprosy C.gram-negative infections D.Tuberculosis A. gram-positive infections ?
8. All the following are drugs or drug classes blocking cell wall synthesis except: A. cephalosporins B. Carbapenems C. Monobactams D. Tetracyclines D. Tetracylines
9. Vancomycin inhibits ______ synthesis. A.protein B.DNA C.bacterial cell wall D.RNA A. protein ?
10. Two cyclic polypeptide antibiots are A.vancomycin and streptomycin B.penicillin and cephalosporin C.bacitracin and polymyxins D.gentamicin and chloramphenicol C. Bacitracin and Polymyxins
11. Which on of the following is NOT and inhibitor of protein synthesis? A.clindamycin B.Macrolides C.Rifampin D.Chloramphenicol C. Rifampin ?
12. Antibiotics inhibiting Nucleic Acid Synthesis include A. Rifampin and Quinolones B. aminoglycosides and tetracyclines C.lincosamides and streptogramins D. macrolides and aminoglycodies A. Rifampin and Quinolones
13. Antiviral drugs that are base analogs inhibit A.viral entry B.genome replication C.uncoating D.naturation C. Uncoating ?
14. Antifungal drugs, such as _____, inhibit proper formation of ____. A. miconazole; a plasma membrane B. griseofulvin; DNA C. ketoconazole; a cell wall D. flucytosine; a microtubule A. miconazole; a plasma membrane
15. All of the following anitprotozoal drugs have been use to treat malaria except: A. melarsoprol B. quinine C. mefloquine D. Chloroquine A. Melarsoprol ?
21. Tetracycline has four benzene rings in the molecule. True ?
22. Sulfonamides block folic acid formation in fungi. False - Sulfonamides block acid formation in bacterial cells.
23. Gentamicin is an antibiotic that interferes with transcription. True ?
24. A side effect of chloramphenicol is a discoloration of the teeth. False - Tetracycline causes a discoloration of the teeth
25. Penicillinase also is known as an aplha-lactamase. False ?
26. Polymyxin B affects membrane permeability True
27. Folic Acid synthesis is inhibited by rifampin. False ?
28. Penicillin has no effect on viruses True
29. Artemisinin is a drug that releases free radicals. True ?
30. Neosporin contains bacitracin, polymysxin B, and tetracycline False - Neosporing contains bacitracin, polymysxin B and neomycin
31. Sulfmonides act here. cell wall ?
32. Plymyxin B affects this structure membrane
33. Rifampin blocks this process DNA ?
34. Quinolones act here DNA
35. Tetracyclines inhibit the function of this structure mitochondria ?
36. Cephalosporins target this structure cell wall
37. The macrolides act here protein synthesis ?
38. Vancomycin inhibits the assembly of this structure cell wall
39. Aminoglycosides inhibit this structure ribosomes ?
40. Penicillin acts here cell wall
Created by: iAshee
 

 



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