Antimicrobial Chemotherapeutic Agents Both penicillin and fluoroquinolones must be transported into the cytoplasm in order to act bind to and inactivate a bacterial protein are inactivated by β-lactamase inhibit the cross-linking of peptidoglycan must be transported into the cytoplasm in order to act bind to and inactivate a bacterial protein are inactivated by β-lactamase inhibit the cross-linking of peptidoglycan 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
Antimicrobial Chemotherapeutic Agents Which of the following drugs involves modification of the drug by enzymatic modification or degradation of its active element to alter its/their resistance? Aminoglyosides All of these Choloramphenicol Pencillins Aminoglyosides All of these Choloramphenicol Pencillins ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents A broad-spectrum antibiotic such as chloramphenicol is one that kills numerous types of microbes kills all bacteria kills both Gram positive and Gram negative bacteria kills all microorganisms kills numerous types of microbes kills all bacteria kills both Gram positive and Gram negative bacteria kills all microorganisms ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Bacterial cells susceptible to penicillium can be protected from destruction if the medium in which they are exposed is of high osmotic pressure low osmotic pressure moderate osmotic pressure high surface tension high osmotic pressure low osmotic pressure moderate osmotic pressure high surface tension 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 Streptomycin Chloramphenicol Penicillin Tetracycline Streptomycin Chloramphenicol Penicillin ANSWER DOWNLOAD EXAMIANS APP