Antibiotic agents Flashcards
What is the primary mechanism of action of penicillins?
Inhibition of bacterial cell wall synthesis.
True or False: Tetracyclines are effective against viral infections.
False.
Fill in the blank: __________ is a common side effect of aminoglycosides.
Ototoxicity.
Which class of antibiotics is known for their broad-spectrum activity?
Carbapenems.
What is the first-line treatment for strep throat?
Penicillin or amoxicillin.
Multiple choice: Which of the following antibiotics is a macrolide? A) Amoxicillin B) Azithromycin C) Ciprofloxacin
B) Azithromycin.
What is the primary use of vancomycin?
Treatment of serious Gram-positive infections, including MRSA.
True or False: Fluoroquinolones should not be used in children due to potential joint damage.
True.
Fill in the blank: __________ is the antibiotic of choice for Clostridium difficile infections.
Vancomycin.
What is the mechanism of action of sulfonamides?
Inhibition of folic acid synthesis.
Which antibiotic class is associated with the risk of tendon rupture?
Fluoroquinolones.
Multiple choice: Which of the following is NOT a beta-lactam antibiotic? A) Penicillin B) Cephalosporin C) Clindamycin
C) Clindamycin.
What is the main adverse effect of chloramphenicol?
Aplastic anemia.
True or False: Antibiotic resistance is a growing concern in modern medicine.
True.
Fill in the blank: __________ is the mechanism by which bacteria become resistant to beta-lactam antibiotics.
Production of beta-lactamase.
What is the standard treatment for uncomplicated urinary tract infections?
Trimethoprim-sulfamethoxazole or nitrofurantoin.
Multiple choice: Which antibiotic is commonly used for treating pneumonia? A) Amoxicillin B) Metronidazole C) Doxycycline
A) Amoxicillin.
What is the key feature of glycopeptide antibiotics?
Inhibition of cell wall synthesis in Gram-positive bacteria.
True or False: Antibiotics are effective against all types of infections.
False.
Fill in the blank: __________ is the antibiotic that can cause a disulfiram-like reaction with alcohol.
Metronidazole.
What type of bacteria do aminoglycosides primarily target?
Aerobic Gram-negative bacteria.
Multiple choice: Which of the following is a side effect of tetracyclines? A) Photosensitivity B) Nephrotoxicity C) Hepatotoxicity
A) Photosensitivity.
What is the role of the CDC in antibiotic stewardship?
To provide guidelines and recommendations for the appropriate use of antibiotics.
True or False: The use of combination antibiotics can help prevent resistance.
True.
Fill in the blank: __________ is the preferred antibiotic for treating syphilis.
Penicillin.
What does the term ‘bactericidal’ mean?
An antibiotic that kills bacteria.
Multiple choice: Which antibiotic is a first-line treatment for tuberculosis? A) Isoniazid B) Amoxicillin C) Ciprofloxacin
A) Isoniazid.
