ANTIMICROBIAL CHEMOTHERAPEUTIC AGENTS QUIZ

Fluoroquinolones are antibiotics which inhibit

DNA gyrase

Cross-linking of peptidoglycan

RNA polymerase

DNA polymerase

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following methods would be most appropriate for sterilizing an antibiotic solution?

Autoclaving

Desiccation

Microfiltration

Dry heat sterilization

TRUE ANSWER : ?
YOUR ANSWER : ?

The penicillin resistant to β-lactamases is

penicillin-G

ampicillin

closacillin

carbenicillin

TRUE ANSWER : ?
YOUR ANSWER : ?

With which of the following aminoglycosides interfere?

DNA function

Cell membrane function

Protein synthesis

Cell wall synthesis

TRUE ANSWER : ?
YOUR ANSWER : ?

The scientist who first discovered the substance penicillin was

Alexander Fleming

none of these

Paul Ehrlich

Joseph Lister

TRUE ANSWER : ?
YOUR ANSWER : ?

Chemotherapeutic agents must

All of these

leave unaltered the host's natural defense mechanisms

be able to come in contact with the parasite by penetrating the cells

prevent/destroy the activity of a parasite

TRUE ANSWER : ?
YOUR ANSWER : ?

When using alcohol as an antiseptic, which concentration is considered most effective?

70%

95%

25%

50%

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is not a semi synthetic chemotherapeutic agent?

Ampicillin

Sulfonamide

Carbenicillin

Penicillin

TRUE ANSWER : ?
YOUR ANSWER : ?

Vancomycin inhibits peptidoglycan synthesis by binding

alanine racemase

amidase

D-alanyl - D-alanine synthetase

D-alanyl - D-alanine

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the antibiotic is not used as a food preservative ?

β-lactam antibiotic

Tylosin

Pimaricin

Nisin

TRUE ANSWER : ?
YOUR ANSWER : ?

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