Antimicrobial Chemotherapeutic Agents The mode of action of polymyxin is to injury to the plasma membrane inhibit protein synthesis inhibit folic acid synthesis inhibit DNA synthesis injury to the plasma membrane inhibit protein synthesis inhibit folic acid synthesis inhibit DNA synthesis ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Novobiocin can be used against Haemophilus all of these gram -ve Meningococci & Gonococci gram +ve Staphylococci Haemophilus all of these gram -ve Meningococci & Gonococci gram +ve Staphylococci ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following tests is used to determine the minimal lethal concentration? Dilution susceptibility tests Agar dilution test Broth dilution test All of these Dilution susceptibility tests Agar dilution test Broth dilution test All of these ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents The antibiotics which affords a broad spectrum of antimicrobial coverage against aerobic and anaerobic bacteria, rickettsiae, chlamydiae, and mycoplasmas is vancomycin tetracycline gentamicin metronidazole vancomycin tetracycline gentamicin metronidazole ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents The antibiotics not having good activity against Enterobacteriaceae is trimethoprim-sulphamethoxazole clindamycin cefoxitin ciprofloxacin trimethoprim-sulphamethoxazole clindamycin cefoxitin ciprofloxacin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following is used only in life-threatening situations when no other drug is adequate? Tetracycline Chloramphenicol Penicillin Streptomycin Tetracycline Chloramphenicol Penicillin Streptomycin ANSWER DOWNLOAD EXAMIANS APP
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