Podcast
Questions and Answers
What term is used to describe the concentration of drug required to inhibit or kill a microorganism being greater than normal use?
What term is used to describe the concentration of drug required to inhibit or kill a microorganism being greater than normal use?
- Superbug development
- Therapeutics
- Antibiotic misuse
- Antibiotic resistance (correct)
In 1945, what percentage of resistance to penicillin in Staphylococcus aureus was identified?
In 1945, what percentage of resistance to penicillin in Staphylococcus aureus was identified?
- 50% (correct)
- 75%
- 25%
- 100%
Which biochemical mechanism of resistance involves producing an enzyme that inactivates the antibiotic?
Which biochemical mechanism of resistance involves producing an enzyme that inactivates the antibiotic?
- Quorum sensing
- Modification/protection of the target site
- Efflux pumps and outer membrane permeability
- Use of alternative pathways for metabolic/growth requirements (correct)
What term is used to describe harmless bacteria developing resistance to multiple antibiotics and causing life-threatening infections?
What term is used to describe harmless bacteria developing resistance to multiple antibiotics and causing life-threatening infections?
Who first coined the word 'antibiotics' in 1942?
Who first coined the word 'antibiotics' in 1942?
What is the major mechanism for resistance in Tetracycline?
What is the major mechanism for resistance in Tetracycline?
How do bacteria resist trimethoprim and sulphonamides?
How do bacteria resist trimethoprim and sulphonamides?
What is the main role of quorum sensing in bacteria?
What is the main role of quorum sensing in bacteria?
Which mechanism causes resistance to chloramphenicol in bacteria?
Which mechanism causes resistance to chloramphenicol in bacteria?
What is the purpose of producing alternative penicillin binding proteins in MRSA?
What is the purpose of producing alternative penicillin binding proteins in MRSA?
