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Antibiotics Lecture

Create an engaging educational image depicting various antibiotics, highlighting Beta Lactams and Vancomycin, with a colorful background featuring a laboratory setting.

Antibiotics Knowledge Quiz

Test your understanding of antibiotics with this comprehensive quiz designed for students and professionals alike. Dive into critical concepts surrounding Beta Lactams, Vancomycin resistance, and mechanisms of action for various antibiotic classes.

You'll face multiple-choice questions covering:

Mechanisms of action
Resistance mechanisms
Key terms and definitions

17 Questions4 MinutesCreated by LearningLab101

Which of the following is a Beta Lactam?

Meropenem

Vancomycin

Amoxicillin

Daptomycin

What critical bacterial function do beta lactams target?

Transpeptidation

Cell Wall Integrity

Transglycolation

Translation

What does the binding of penicillin to Penicillin binding protein cause?

Conversion of GDP to GTP

Phosphorylation of transpeptidase

Acetylation of transpeptidase

Formation of CAMP

Transpeptidase is a bifunctional enzyme. What is its function other than transpeptidation?

Transglycolase

Tyrosine phosphorylation

Transferase

Translation initiation

What is the function of Beta lacatamase

Alteration to Beta lactam binding site

Degradation of beta lactams

Pumps Beta lactams out of the cell

Changes permeability of the bacterial cell

What is the most common form of transmitting beta lactam resistance?

Transformation

Plasmid transfer (conjugation)

Transduction

Transposition

SCCmec, the causative agent of most antibiotic resistance codes for what?

PBP alpha

OriC

PBP2A

RAS

How do Beta lactamase inhibitors allow beta lactams to work?

Binding to beta lactamase

Preventing the degradation of Beta Lactam

Altering PBP

Acetylates Transpeptidase

What generation of cephalosporins is ceftriaxone part of?

1st generation

3rd generation

5th generation

3rd generation with antipseudomonal

What amino acid combination does Vancomycin target

D-glycine L- valine

D-alanine D-alanine

D- serine D-glutamine

D- lysine D- alanine

What prevents the binding of Vancomycin in Vancomycin resistant antibiotics

Glutamic acid

Lactic acid

PBP2

D-alanine D-alanine

Which of the following inhibits protein synthesis via the 30s ribosomal subunit?

Oxazolidinones

Aminoglycosides

Macrolides

Chloramphenicol

What part of the ribosome do tetracyclines bind to?

A site

P site

E site

None, binds to shine delgarno sequence

What is the most common form of tetracycline resistance

Tetracyclinases

Efflux pumps

Proteins binding to tetracycline

Increased pH

Which of the following would not inhibit the action of Aminoglycosides?

Low oxygen

Low pH

High heat

High oxygen levels

Which of the following antibiotics becomes better at killing bacteria the higher the concentration?

Gentamicin

Tetracycline

Clindamycin

Meropenem

What enzyme do sulfonamides inhibit?

Dihydropteroate synthase

Dihydrofolate reductase

Topoisomerase

Tetrahydrofolic acid

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