Podcast
Questions and Answers
Which term refers to the list of bacterial species that an antibiotic acts on?
Which term refers to the list of bacterial species that an antibiotic acts on?
- Spectrum of activity (correct)
- Mechanism of action
- Bacterial distribution
- Antibiotic discovery
What is the characteristic of antibiotics with a narrow spectrum of activity?
What is the characteristic of antibiotics with a narrow spectrum of activity?
- They act on a wide range of bacteria
- They target viruses instead of bacteria
- They are effective against a limited number of bacterial species (correct)
- They are most effective against resistant bacteria
Which bacterial class has a resistance rate ranging from 10% to 50%?
Which bacterial class has a resistance rate ranging from 10% to 50%?
- Sensitive species
- Moderately sensitive species
- Resistant species
- Inconsistently sensitive species (correct)
When was the first antibiotic, penicillin G, discovered?
When was the first antibiotic, penicillin G, discovered?
Which term describes the level at which antibiotics act within bacterial structures or metabolic reactions?
Which term describes the level at which antibiotics act within bacterial structures or metabolic reactions?
What effect did antibiotics have on certain infectious diseases after 1945?
What effect did antibiotics have on certain infectious diseases after 1945?
Which type of antibiotics inhibits the elongation phase by preventing the attachment of new amino acid-tRNA complexes to the ribosome?
Which type of antibiotics inhibits the elongation phase by preventing the attachment of new amino acid-tRNA complexes to the ribosome?
What is the main mechanism of action of tetracyclines?
What is the main mechanism of action of tetracyclines?
Which antibiotic acts specifically on Gram-positive bacteria, such as resistant staphylococci and streptococci, by inhibiting the initiation phase of protein synthesis?
Which antibiotic acts specifically on Gram-positive bacteria, such as resistant staphylococci and streptococci, by inhibiting the initiation phase of protein synthesis?
Which type of antibiotics is bactériostatique, preventing bacterial multiplication without killing them?
Which type of antibiotics is bactériostatique, preventing bacterial multiplication without killing them?
Which antibiotic, even though it doesn't belong to any specific category, acts only on Gram-positive bacteria like staphylococci and streptococci?
Which antibiotic, even though it doesn't belong to any specific category, acts only on Gram-positive bacteria like staphylococci and streptococci?
Which antibiotic is known for causing significant auditory toxicity?
Which antibiotic is known for causing significant auditory toxicity?
Which of the following statements about antibiotics is true?
Which of the following statements about antibiotics is true?
What is a major consequence of excessive antibiotic use?
What is a major consequence of excessive antibiotic use?
Which of the following is NOT a major class of antibiotics?
Which of the following is NOT a major class of antibiotics?
What structural component do penicillins and cephalosporins share?
What structural component do penicillins and cephalosporins share?
Against which types of bacteria are penicillins typically effective?
Against which types of bacteria are penicillins typically effective?
What is the relationship between research into new antibiotics and efforts to modify existing molecules?
What is the relationship between research into new antibiotics and efforts to modify existing molecules?
