Micro bacteria and the tests for them
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Beta hemolysis is | a large area of hemolysis around a bacterial colony
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| Alpha hemolysis is | a small area of hemolysis around a bacterial colony, usually green in color
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| Gamma hemolysis is | an absence of hemolysis around a bacterial colony
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| A dark pink colony on a MacConkey plate is a | lactose fermenter
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| Staphylococcus aureus is coagulase... | positive
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| Staph epidermisis, Staph saprophyticus, Staph lugdenensis are coagulase... | negative
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| Staphylococcus is Gram ________ _________ | positive cocci
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| Micrococcus is Gram ________ _______ | Positive cocci
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| S.aureus an cause what kind of minor infections | localized skin infections
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| S.aureus is catalase _____ and coagulase____ | positive, positive
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| catalase test reagent | 3% hydrogen peroxide
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| coagulase test reagent | rabbit plasma
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| normal flora on the skin us coagulase | negative
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| coagulase negative staphylococcus is ________ hemolytic | gamma (not)
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| S.sparophyticus is resistant to what antibiotic | novobiocin
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| Micrococcus is catalase _______ and coagulase______ | positive, negative
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| common species of micrococcus are | M. luteus, and M.roseus
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| micrococcus colonies are typically what color | yellow
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| micrococcus are oxidase | positive
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| micrococcus is bacitracin | susseptible
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| Streptococcaceae is Gram __________ ________ | positive cocci
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| Stretococcaceae is catalase | negative
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| S.pyogenes has ____ hemolysis, it is enhanced by ____ conditions | beta, anaerobic
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| S.pyogenes colony appearance on 5% SBA is | small, gray-white
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| S.pyogenes is PYR | positive
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| S.pyogenes is in Lancefield group | Lancefield group A
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| S. agalactiae is in Lancefield group | Lancefield group B
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| S.agalactiae can cause infections in | fetuses and infants
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| In adults S.agalactiae can cause infections | in post partum women
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| S.agalactiae needs to grow in what kind of air | 5% Co2 or ambient air
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| S.agalactiae is catalase | negative
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| S.agalactiae is PYR | negative
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| S,agalactiae is CAMP | positive
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| S,agalactiae hydrolyzes | hippurate
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| S.pneumoniae grows in what kind of air | 5-10% CO2
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| S.pneumoniae is catalase | negative
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| S.pneumoniae is optochin | susceptible
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| S.pneumoniae is bile | soluble
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| S,pneumoniae is resistant to | penicillin and cephalosporins
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| Viridans streptococci is ________ hemolytic | alpha
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| V.streptococci will grow in what conditions? | 5% CO2 or ambient air
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| V.streptococci is catalase | negative
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| V.streptococci is optochin | resistant
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| V.streptococci is bile | insoluble
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| V.streptococci is bile esculine | negative
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| Enterococcus is ______ hemolytic | alpha or gamma
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| Enterococcus is catalse | negative
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| enterococcus is optochin | resistant
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| enterococcus bile | insoluble
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| enterocuccus is bile esculin | positive
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| enterococci are PYR | positive
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| E.faecium can be resistant to | Vancomycin (VRE)
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| Group D strepococci includes | S.bovis
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| group D streptococci is susceptible to | penicillin
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| The O antigen on enterobacteriaceae is | in the cell wall, and is heat stable
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| the H antigen in enterobacteriaceae is | in the flagella, and is heat labile
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| the K antigen in enterobacteriaceae is | in the polysaccharide capsule, and is heat libile
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| E. coli is usualy _______ hemolytic | beta
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| E.coli on MacConkey is | a lactose fermenter and is dry
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| E.coli is indole | positive
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| E.coli is H2S | negative
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| E.coli is citrate | negative
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| e.coli is susceptible to | most antibiotics
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| Shigella is not a part of | normal flora
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| Shigella is H2S | negative
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| Shigella is able, or unable to move? | non motile
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| shigella is urea | negative
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| shegella on MacConkey | is a non lactose fermenter, but will grow
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| shigella on HE | is a green colony
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| shigela on XLD | is a red colony
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| citrobacter is a part of | normal intestinal flora
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| citrobacter on MacConkey | often a lactose fermenter
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| citrobacter on XLD and HE | forms yellow colonies
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| citrobacter is H2S | variable
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| citrobacter is citrate | positive
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| citrobacter is indole | variable
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| citrobacter is ampicillin | resistant
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| citrobacter is resistant to what kinds of cephalosporins | 1st generation
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| klebsiella/enterobacter group all have what kind of capsules | lare mucoid
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| klebsiella/enterobacter on MacConkey | light pink
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| klebsiella/enterobacter is VP | positive
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| klebsiella/enterobacter is citrate | positive
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| klebsiella/enterobacter is H2S | negative
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| klebsiella/enterobacter is indole | variable
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| klebsiella/enterobacter is urea | variable
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| klebsiella/enterobacter is resistant to | ampicillin
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| klebsiella/enterobacter is resistant to what kinds of cephalosporins except pantoea | 1st generation
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| klebsiella/enterobacter is most susceptible to | trimethoprim/sulfa
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| proteus/providencia on MacConkey | non-lactose fermenter
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| proteus/providencia is PAD | positive
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| proteus/providencia is VP | negative
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| proteus/providencia is H2S and indole | variable
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| proteus/providencia is always resistant to | nitrofuantoin and tetracycline
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| proteus/providencia is or is not motile | very motile
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| Edwardsiella tarda on MacConkey | non lactose fermenter
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| Edwardsiella tarda urea and citrate | negative
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| Edwardsiella tarda H2S and indole | positive
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| Edwardsiella tarda probable cause of | diarrhea
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| Ewingella americana on MacConkey | lactose fermenter
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| Ewingella americana is typically what kind of pathogen | plant
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| Hafnia alvei on MacConkey | non-lactose fermenter
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| Hafnia alvei is VP and citrate | positive
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| salmonella on MacConkey, HE, and XLD | nonfermenter
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| salmonella is indole, VP, and urea | negative
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| salmonella is H2S | positive
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| Plesiomonas is a member of | enterobacteriacae
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| Plesiomonas is oxidase | positive
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| Plesiomonas is a glucose and lactose | fermenter
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Created by:
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