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Antibiotic Drugs and Antimicrobial Agents in Pharmacology Practical Quiz

10 Questions

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Antibiotic Drugs and Antimicrobial Agents in Pharmacology Practical Quiz

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Questions and Answers

Which class of antibiotics kills or inhibits the growth of bacteria?

Bactericidal (correct)

Gram positive

Broad spectrum

Transpeptidation

What is the mechanism of action of penicillin?

Interference with DNA replication

Interference with bacterial cell wall synthesis (correct)

Activation of viral enzymes

Inhibition of host immune system

What is the main difference between bactericidal and bacteriostatic antibiotics?

Their effect on the immune system

Their interaction with peptidoglycan strands

Their mechanism of action (correct)

Their cost of therapy

Which type of antibiotics act against gram positive and gram negative bacteria?

Broad spectrum antibiotics Signup and view all the answers

Why is identifying the infecting organism important in selecting antimicrobial agents?

To ensure targeted treatment Signup and view all the answers

What is the mechanism of action of β-Lactamase inhibitors in combination with penicillins?

Inactivating the enzymes that destroy penicillins Signup and view all the answers

Which of the following is NOT a therapeutic use of penicillins?

Treatment of viral infections Signup and view all the answers

What is the main adverse effect of penicillin hypersensitivity?

Anaphylaxis Signup and view all the answers

What problem is commonly caused by a disruption of the normal balance of intestinal microorganisms due to penicillin use?

Diarrhea Signup and view all the answers

How does antibiotic resistance affect the effectiveness of antibiotics?

It decreases the effectiveness of antibiotics Signup and view all the answers