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Questions and Answers

Which of the following antibiotics binds to the cell wall of bacteria?

  • Daptomycin
  • Fluoroquinolones
  • Trimethoprim
  • Vancomycin (correct)
  • Which type of bacteria has a thick peptidoglycan layer in its cell wall?

  • Gram-positive (correct)
  • Gram-negative
  • Atypical
  • All of the above
  • Which group of bacteria is coagulase-negative?

  • Listeria spp.
  • Enterococcus spp.
  • Staphylococcus spp. (correct)
  • Streptococcus spp.
  • Which of the following penicillins has the highest protein binding?

    <p>Dicloxacillin</p> Signup and view all the answers

    Which penicillin has the highest bioavailability?

    <p>Amoxicillin</p> Signup and view all the answers

    Which penicillin is primarily eliminated through feces?

    <p>Nafcillin</p> Signup and view all the answers

    Which penicillin has the highest protein binding among the aminopenicillins?

    <p>Ampicillin/Sulbactam</p> Signup and view all the answers

    Which generation of cephalosporins has the broadest activity against gram-positive aerobic bacteria?

    <p>Fifth generation</p> Signup and view all the answers

    Which cephalosporin is the treatment of choice for Pseudomonas aeruginosa?

    <p>Ceftolozane-tazobactam</p> Signup and view all the answers

    Which cephalosporin has the best coverage of methicillin-resistant Staphylococcus aureus (MRSA)?

    <p>Cefiderocol</p> Signup and view all the answers

    Which cephalosporin has limited anaerobic activity?

    <p>Ceftazidime-avibactam</p> Signup and view all the answers

    Which type of white blood cell is responsible for defense against bacteria and fungi?

    <p>Neutrophils</p> Signup and view all the answers

    What is the major role of white blood cells (WBCs)?

    <p>Defense against invading organisms</p> Signup and view all the answers

    What is the term for an increased number of immature neutrophils during an infection?

    <p>Left shift</p> Signup and view all the answers

    Which type of white blood cell is responsible for defense against parasites and response against allergic reactions?

    <p>Eosinophils</p> Signup and view all the answers

    Which of the following is a clinically significant gram-positive anaerobic bacteria?

    <p>Clostridium spp.</p> Signup and view all the answers

    Which of the following is a clinically significant gram-negative aerobic bacteria?

    <p>Pseudomonas aeruginosa</p> Signup and view all the answers

    Which of the following is a clinically significant gram-negative anaerobic bacteria?

    <p>Bacteroides spp.</p> Signup and view all the answers

    Which class of beta-lactam antibiotics is divided into natural penicillins, penicillinase-resistant penicillins, aminopenicillins, and penicillin beta-lactamase inhibitor combinations?

    <p>Penicillins</p> Signup and view all the answers

    Which class of antibiotics has the narrowest spectrum of activity?

    <p>Natural Penicillins</p> Signup and view all the answers

    Which class of antibiotics is the gold standard for monomicrobial Methicillin-Susceptible Staphylococcus Aureus (MSSA) infections?

    <p>Penicillinase-resistant penicillins</p> Signup and view all the answers

    Which generation of cephalosporins has excellent coverage of Streptococcus spp. and is the treatment of choice for methicillin-susceptible Staphylococcus aureus?

    <p>First Generation</p> Signup and view all the answers

    Which generation of cephalosporins has the broadest gram-negative activity and extensive coverage of E. coli, K. pneumoniae, H. influenzae, and salmonella spp.?

    <p>Fourth Generation</p> Signup and view all the answers

    Which of the following is NOT a characteristic of imipenem and meropenem?

    <p>Extensive metabolism and elimination</p> Signup and view all the answers

    Which of the following is a side effect associated with imipenem, meropenem, and ertapenem?

    <p>Seizures</p> Signup and view all the answers

    Which of the following is true about aztreonam?

    <p>Has broad gram negative activity</p> Signup and view all the answers

    Which of the following is NOT a barrier to entry into the body?

    <p>Respiratory tract</p> Signup and view all the answers

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