ANTIMICROBIAL CHEMOTHERAPEUTIC AGENTS QUIZ

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

Autoclaving

Dry heat sterilization

Desiccation

Microfiltration

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following may cause resistance to penicillin?

Alteration or lack of penicillin-binding proteins

Impermeability of cell envelope

Production of β-lactamases by bacteria

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following drugs involves modification of the drug by enzymatic modification or degradation of its active element to alter its/their resistance?

All of these

Aminoglyosides

Choloramphenicol

Pencillins

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is used only in life-threatening situations when no other drug is adequate?

Streptomycin

Chloramphenicol

Penicillin

Tetracycline

TRUE ANSWER : ?
YOUR ANSWER : ?

The scientist who first discovered the substance penicillin was

Alexander Fleming

Paul Ehrlich

Joseph Lister

none of these

TRUE ANSWER : ?
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Cycloserine inhibits

amidase

alanine racemase

Both (a) and (b)

D-alanyl - D-alanine synthetase

TRUE ANSWER : ?
YOUR ANSWER : ?

Who developed the concept of specific toxicity?

Fleming

Watson

Pasteur

Ehrlich

TRUE ANSWER : ?
YOUR ANSWER : ?

Novobiocin can be used against

Haemophilus

gram -ve Meningococci & Gonococci

all of these

gram +ve Staphylococci

TRUE ANSWER : ?
YOUR ANSWER : ?

Cephalosporins and Penicillins interfere with which of the following?

DNA function

Cell wall synthesis

Cell membrane function

Protein synthesis

TRUE ANSWER : ?
YOUR ANSWER : ?

The third generation cephalosporin agents is

cefotaxime

cefoxitin

cephalothin

cephalexin

TRUE ANSWER : ?
YOUR ANSWER : ?

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