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Micro B1 L8
n/a
26
Other
Professional
01/14/2010

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Cards

Term
protein synthesis inhibitors (6)
3 examples
Definition
aminoglycosides
tetracyclines
macrolides e.g. erythromycin
lincosamides e.g. clindomycin
chloramphenicol
oxazolidinones e.g. linezolid
Term
folate metabolism inhibitors (2)
Definition
sulfonamides
trimethoprim
Term
nucleic acid biosynthesis inhibitors (2)
Definition
quinolones
rifampin
Term
peptide bonds are formed in which subunit?
Definition
large
Term
small ribosomal subunit monitors
Definition
tRNA pairing
Term
aminoglycosides (3)
Definition
streptomycin
gentamicin
amikacin
tobramycin
Term
_ + _ combo is effective against enterococci
Definition
aminoglycoside
beta lactam
Term
mechanism of aminoglycosides
Definition
bind small ribosomal subunit --> reduced accuracy
Term
primary mechanism of aminoglycoside resistance _ by _
Definition
inactivation

adenylation
phosphorylation
acetylation
Term
streptomycin is part of what group?
Definition
aminoglycosides
Term
a common mechanism of streptomycin resistance to aminoglycosides
Definition
mutation of ribosome
Term
what group is intrinsically resistant to aminoglycosides? why?
Definition
anaerobic bacteria

uptake depends on "electron transport to oxygen"
Term
tetracyclines mostly differ in _ not _
Definition
pharmacokinetics
spectrum
Term
tetracyclines mechanism
Definition
prevent binding of tRNA to ribosome
Term
is resistance to tetracycline common?
Definition
yes
Term
major mechanism of tetracycline resistance
Definition
pumped out
Term
mechanisms of tetracycline resistance (one is major)
Definition
pumped out (major)
protein that binds tetracycline
Term
erythromycin is an example of a
Definition
macrolide
Term
mechanism of macrolides
Definition
block exit tunnel of large ribosomal subunit
Term
12 drugs of antimicrobial chapter II and whether they are bacteriostatic or bactericidal
Definition
aminoglycosides cidal
tetracyclines static
macrolides static
lincosamides static
chloramphenicol static
oxazolidinones ?
sulfonamides static
trimethoprim static
quinolones cidal
rifampin cidal
polymixins cidal
nitroimidazoles ?
Term
macrolide mechanism
Definition
bind exit tunnel of large subunit
Term
resistance to macrolides
Definition
methylation of 23S rRNA (or mutation)
Term
methylation of 23S rRNA confers resistance to (2)
Definition
macrolides
lincosamides
Term
lincosamide mechanism: it binds _ blocking
Definition
binds large subunit
blocks tRNA binding & exit tunnel
Term
clindomycin is an example of
Definition
lincosamides
Term
an example of oxazolidinones
Definition
linezolid
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