Antimicrobial Drugs Quiz

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which of the following is a correct statement about the pharmacokinetics of penicillin?

Penicillins are not absorbed after oral administration.
Amoxicillin is poorly absorbed (correct)
Probenecid does not affect the excretion of penicillin.
Penicillins can cross the placental barrier and cause teratogenic effects.

What is the difference between broad-spectrum and narrow-spectrum antimicrobial drugs?

Broad-spectrum drugs are less effective than narrow-spectrum drugs against a wide range of Gram positive and Gram negative bacteria
Narrow-spectrum drugs are less effective than broad-spectrum drugs against a wide range of Gram positive and Gram negative bacteria
Broad-spectrum drugs are only effective against Gram positive bacteria, while narrow-spectrum drugs are effective against both Gram positive and Gram negative bacteria
Broad-spectrum drugs are effective against a wide range of Gram positive and Gram negative bacteria, while narrow-spectrum drugs are only effective against either Gram positive or Gram negative bacteria (correct)

Which adverse effect is NOT associated with penicillin use?

Hypersensitivity reaction
Diarrhea leading to superinfection
CNS toxicity at high concentrations
Acute interstitial nephritis with ceftriaxone (correct)

What is the main route of excretion for penicillin?

Renal (B) Signup and view all the answers

What is the difference between bacteriostatic and bactericidal antimicrobial drugs?

Bacteriostatic drugs rely on the host's immune defenses to destroy microorganisms, while bactericidal drugs destroy them directly. (B) Signup and view all the answers