Antibiotics in Medical Microbiology
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Questions and Answers

What is the basic structure shared by all penicillins?

  • Cephalosporins
  • Methicillin
  • 6-aminopenicillanic acid and beta-lactam ring (correct)
  • Antibacterial drugs

Which type of chemotherapeutic agent reversibly inhibits growth?

  • Cidal agents
  • Antiviral drugs
  • Antifungal drugs
  • Static agents (correct)

What are antibiotics primarily used to treat?

  • Pathogens and hosts
  • Microbial products
  • Pathogens and microorganisms (correct)
  • Microorganisms and hosts

What kind of drugs are effective against a limited variety of pathogens?

<p>Narrow-spectrum drugs (A)</p> Signup and view all the answers

What do cephalosporium fungi yield that are antimicrobial substances?

<p>Cephalosporins (B)</p> Signup and view all the answers

Which term describes chemotherapeutic agents that inhibit or kill the pathogen while harming the host as little as possible?

<p>Cidal (C)</p> Signup and view all the answers

What is the general microbial group targeted by antibacterial drugs?

<p>Bacteria (A)</p> Signup and view all the answers

What is the shared basic structure of all penicillins?

<p>6-aminopenicillanic acid and beta-lactam ring (C)</p> Signup and view all the answers

Which type of drugs are effective only against a limited variety of pathogens?

<p>Narrow-spectrum drugs (C)</p> Signup and view all the answers

What term is used for chemotherapeutic agents that reversibly inhibit growth of microorganisms?

<p>Static agents (A)</p> Signup and view all the answers

Flashcards

Static Agent

A type of chemotherapeutic agent that reversibly inhibits the growth of microorganisms.

Cephalosporins

A group of antimicrobial substances produced by Cephalosporium fungi.

Narrow-Spectrum Drugs

Drugs that are effective against a limited variety of pathogens.

Basic Structure of Penicillins

6-aminopenicillanic acid and beta-lactam ring. This basic structure is shared by all penicillins.

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Cidal Agent

Chemotherapeutic agents that inhibit or kill the pathogen while harming the host as little as possible.

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Target of Antibacterial Drugs

The group of microorganisms targeted by antibacterial drugs.

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What do antibiotics treat?

Primary use of antibiotics is to treat pathogens and microorganisms.

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Broad-Spectrum Drugs

Drugs that are effective against a wide variety of pathogens.

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What structure do all penicillins share?

6-aminopenicillanic acid and beta-lactam ring. This shared structure is what makes them penicillins.

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What are antibiotics mainly used for?

The primary use of antibiotics is to treat pathogens and microorganisms.

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