Q. What is a major concern with the use of broad-spectrum antibiotics?
-
A.
Increased efficacy
-
B.
Narrowing of the spectrum
-
C.
Development of antibiotic resistance
-
D.
Reduced side effects
Solution
Broad-spectrum antibiotics can lead to the development of antibiotic resistance.
Correct Answer:
C
— Development of antibiotic resistance
Learn More →
Q. What is the mechanism of action of penicillin?
-
A.
Inhibition of protein synthesis
-
B.
Inhibition of cell wall synthesis
-
C.
Inhibition of nucleic acid synthesis
-
D.
Inhibition of folic acid synthesis
Solution
Penicillin works by inhibiting cell wall synthesis, leading to bacterial lysis.
Correct Answer:
B
— Inhibition of cell wall synthesis
Learn More →
Q. What is the mechanism of action of tetracyclines?
-
A.
Inhibition of cell wall synthesis
-
B.
Inhibition of protein synthesis
-
C.
Inhibition of nucleic acid synthesis
-
D.
Inhibition of folic acid synthesis
Solution
Tetracyclines inhibit protein synthesis by binding to the 30S ribosomal subunit.
Correct Answer:
B
— Inhibition of protein synthesis
Learn More →
Q. What is the primary target of sulfonamides?
-
A.
DNA gyrase
-
B.
Dihydropteroate synthase
-
C.
RNA polymerase
-
D.
Peptidoglycan
Solution
Sulfonamides target dihydropteroate synthase, inhibiting folic acid synthesis.
Correct Answer:
B
— Dihydropteroate synthase
Learn More →
Q. What is the primary use of fluoroquinolones?
-
A.
Treatment of viral infections
-
B.
Treatment of fungal infections
-
C.
Treatment of bacterial infections
-
D.
Treatment of parasitic infections
Solution
Fluoroquinolones are primarily used to treat bacterial infections.
Correct Answer:
C
— Treatment of bacterial infections
Learn More →
Q. Which antibiotic is commonly used to treat tuberculosis?
-
A.
Ciprofloxacin
-
B.
Isoniazid
-
C.
Vancomycin
-
D.
Doxycycline
Solution
Isoniazid is a first-line medication used to treat tuberculosis.
Correct Answer:
B
— Isoniazid
Learn More →
Q. Which class of antibiotics is effective against MRSA?
-
A.
Penicillins
-
B.
Cephalosporins
-
C.
Glycopeptides
-
D.
Tetracyclines
Solution
Glycopeptides, such as vancomycin, are effective against MRSA.
Correct Answer:
C
— Glycopeptides
Learn More →
Q. Which of the following is a common side effect of aminoglycosides?
-
A.
Hepatotoxicity
-
B.
Nephrotoxicity
-
C.
Cardiotoxicity
-
D.
Ototoxicity
Solution
Aminoglycosides are known to cause ototoxicity, affecting hearing and balance.
Correct Answer:
D
— Ototoxicity
Learn More →
Q. Which of the following is a common side effect of macrolides?
-
A.
Diarrhea
-
B.
Rash
-
C.
Nephrotoxicity
-
D.
Hepatotoxicity
Solution
Diarrhea is a common side effect associated with macrolide antibiotics.
Correct Answer:
A
— Diarrhea
Learn More →
Showing 1 to 9 of 9 (1 Pages)
