Antimicrobial Chemotherapeutic Agents Which antibiotic has a beta-lactam ring? Streptomycin Cephalosporin Penicillin Tetracycline Streptomycin Cephalosporin Penicillin Tetracycline ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following may cause resistance to penicillin? All of these Impermeability of cell envelope Production of β-lactamases by bacteria Alteration or lack of penicillin-binding proteins All of these Impermeability of cell envelope Production of β-lactamases by bacteria Alteration or lack of penicillin-binding proteins ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents When using alcohol as an antiseptic, which concentration is considered most effective? 25% 70% 95% 50% 25% 70% 95% 50% 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? Cephalothin Vancomycin Piperacillin Ampicillin/sulbactam Cephalothin Vancomycin Piperacillin Ampicillin/sulbactam ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following group is not the carbohydrate containing antibiotic? Streptomycin & Streptothricin Vancomycin & Moenomycin Erythromycin & candicidin Everninomycin & Nogirimycin Streptomycin & Streptothricin Vancomycin & Moenomycin Erythromycin & candicidin Everninomycin & Nogirimycin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Novobiocin can be used against gram -ve Meningococci & Gonococci gram +ve Staphylococci all of these Haemophilus gram -ve Meningococci & Gonococci gram +ve Staphylococci all of these Haemophilus ANSWER DOWNLOAD EXAMIANS APP
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