Antimicrobial Therapy And Cell Wall Inhibitors

30 Questions | Total Attempts: 787

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Antimicrobial Therapy And Cell Wall Inhibitors


Questions and Answers
  • 1. 
    Of these First Generation Cephalosporins, which one has a loner duration of action?
    • A. 

      Cephalexin

    • B. 

      Cefazolin

    • C. 

      Cefuroxime

    • D. 

      Cefixime

  • 2. 
    Which of these second generation Cephalosporins is effective against abdominal sepsis, gynecological sepsis and anaerobe organisms?
    • A. 

      Cefixime

    • B. 

      Cefoxitin

    • C. 

      Cefuroxime

    • D. 

      Ceftriaxone

  • 3. 
    Penicillins are bacteriostatic antibiotics, thus controlling the growth of the bacteria but not killing it.
    • A. 

      True

    • B. 

      False

  • 4. 
    Penicillins are susceptible to Beta-lactamase. 
    • A. 

      True

    • B. 

      False

  • 5. 
    Penicillins are effective against which of these organisms. (Choose 3)
    • A. 

      Mycobacteria

    • B. 

      Fungi

    • C. 

      S. pneumoniae

    • D. 

      Bacilus antracis

    • E. 

      Neisseria gonorrhea

  • 6. 
    Penicillin G are always given orally. 
    • A. 

      True

    • B. 

      False

  • 7. 
    Natural resistance occurs in an organism that lacks ______________ or have cells walls that are impermeable to drugs. 
  • 8. 
    Bacterial resistance occurs when a certain type of bacteria is destroyed with any antibiotic.
    • A. 

      True

    • B. 

      False

  • 9. 
    All Penicillins cross the placenta and Blood-Brain Barrier in all stages of disease. 
    • A. 

      True

    • B. 

      False

  • 10. 
    Main route for excretion of penicillins is?
    • A. 

      Liver

    • B. 

      Respiratory System

    • C. 

      Tubular/glomerular secretory system

  • 11. 
    Most common adverse reactions to penicillins include, but are not limited to...
    • A. 

      Excessive sweating and flushing of the face, miosis, diarrhea, and decrease blood pressure.

    • B. 

      Sleepiness, dry mouth, constipation, and dizziness.

    • C. 

      Hypersensitivity, Diarrhea, and Platelet Dysfunction.

    • D. 

      Shortness of breath, convulsion, bradycardia and mydriasis.

  • 12. 
    Choose 2 Cephalosporins which are effective against Meningitis and have good Cerebrospinal Fluid penetration.  
    • A. 

      Cefotaxime

    • B. 

      Cefclor

    • C. 

      Cefuroxime

    • D. 

      Ceftriaxone

  • 13. 
    Cephalosporins have poor oral absorption. 
    • A. 

      True

    • B. 

      False

  • 14. 
    Excretion of Cephalosporins is through which system?
    • A. 

      Liver

    • B. 

      Lymphatic Nodes

    • C. 

      Kidney

    • D. 

      Bone marrow

  • 15. 
    Imipenem and Meropenem are which type of antibiotic?
    • A. 

      Penicillin

    • B. 

      Monobactams

    • C. 

      Cephalosporins

    • D. 

      Carbapanems

  • 16. 
    Of all antibiotics presented, which one has the broadest spectrum of therapy? 
    • A. 

      Carpanems

    • B. 

      Penicillins

    • C. 

      Cephalosporins

    • D. 

      Monobactams

  • 17. 
    Which of these is excreted through the kidney 90-100% unchanged?
    • A. 

      Bacitracin

    • B. 

      Amoxicillin

    • C. 

      Vancomycin

    • D. 

      Methicillin

  • 18. 
    Which of these is the drug of choice for treatment of antibiotic-induced colitis?
    • A. 

      Vancomycin

    • B. 

      Penicillin G

    • C. 

      Bacitracin

    • D. 

      Aztrenam

  • 19. 
    Which of these antibiotics is the only recommended antibiotic that pregnant women should use?
    • A. 

      Vancomycin

    • B. 

      Ampicillin

    • C. 

      Amoxicillin

    • D. 

      Penicillin V

  • 20. 
    Why is bacitracin a poor choice for a systemic infection?
    • A. 

      Poor oral absorption

    • B. 

      Not excreted completely causing toxicity

    • C. 

      Only available topically

    • D. 

      Needed concentration in the host result in fatal toxicity

  • 21. 
    A patient presents with conjunctivitis to your office. After examining the pt. you determine that this pt. needs antibiotics to treat the infective conjunctivitis. The correct course of action is to send the pt. for labs and wait for the results to determine the type of antibiotic you will prescribe.
    • A. 

      True

    • B. 

      False

  • 22. 
    When determining the type of agent you will use to treat an infection you take into account: the immune system  of the host, and renal or hepatica dysfunction. We do not take into account pregnancy since antibiotics cannot pass the placenta barrier. 
    • A. 

      True

    • B. 

      False

  • 23. 
    It is possible for an agent to be bacteriostatical with a certain organism and bacteriocidal with another organism. 
    • A. 

      True

    • B. 

      False

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