Antimicrobial Chemotherapeutic Agents The scientist who first discovered the substance penicillin was Paul Ehrlich Alexander Fleming Joseph Lister none of these Paul Ehrlich Alexander Fleming Joseph Lister none of these ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents The penicillin resistant to β-lactamases is penicillin-G ampicillin closacillin carbenicillin penicillin-G ampicillin closacillin carbenicillin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following antibiotics can't be used for treatment of infections with β-lactamase-producing Staphylococcus aureus? Ampicillin/sulbactam Vancomycin Cephalothin Piperacillin Ampicillin/sulbactam Vancomycin Cephalothin Piperacillin 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 gentamicin vancomycin tetracycline metronidazole gentamicin vancomycin tetracycline metronidazole ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following methods would be most appropriate for sterilizing an antibiotic solution? Microfiltration Dry heat sterilization Desiccation Autoclaving Microfiltration Dry heat sterilization Desiccation Autoclaving ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following may cause resistance to penicillin? Impermeability of cell envelope All of these Production of β-lactamases by bacteria Alteration or lack of penicillin-binding proteins Impermeability of cell envelope All of these Production of β-lactamases by bacteria Alteration or lack of penicillin-binding proteins ANSWER DOWNLOAD EXAMIANS APP