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Meticillin: Quiz


Question 1: Methicillin and other ________ are structural analogs of D-alanyl-alanine, and the transpeptidase enzymes that bind to them are sometimes called penicillin binding proteins (PBPs).
CefotaximeAmpicillinCephalosporinBeta-lactam antibiotic

Question 2: But, it serves a purpose in the laboratory to determine the antibiotic sensitivity of ________ to other beta-lactamase-resistant penicillins.
Staphylococcus aureusPathogenic bacteriaMethicillin-resistant Staphylococcus aureusClostridium difficile

Question 3: Its role in therapy has been largely replaced by flucloxacillin and dicloxacillin, however the term methicillin-resistant Staphylococcus aureus (MRSA) continues to be used to describe ________ strains resistant to all penicillins.
Staphylococcus aureusPathogenic bacteriaClostridium difficileEnterococcus

Question 4: Like other beta-lactam antibiotics, methicillin acts by inhibiting the synthesis of bacterial ________.
ChloroplastPlastidCell envelopeCell wall

Question 5: Meticillin (INN, BAN) or methicillin (USAN) is a narrow spectrum ________ of the penicillin class.
CefotaximeAmpicillinCephalosporinBeta-lactam antibiotic

Question 6: Methicillin is insensitive to ________ (also known as penicillinase) enzymes secreted by many penicillin-resistant bacteria.
AztreonamBeta-lactam antibioticAntibioticBeta-lactamase


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