Non-Fermenting And Miscellanous Gram Negative Bacilli Flashcards
TRUE OR FALSE.
Non-fermenters acidify Oxidation-Fermentation (OF) medium.
False
Which medium is used for oxidation-fermentation reactions for non-fermenters?
Hugh-Leifson Medium
TRUE OR FALSE.
Non-fermenters will fail to acidify ONLY the tube which contains mineral oil in an OF reaction.
False
They will fail to acidify BOTH tubes
TRUE OR FALSE.
Non-fermenters faily to acidify Triple Iron Sugar Agar (TSIA).
True
A test that is used for carbohydrate utilization, wherein the tube contains a slanted and butt portion.
Triple Sugar Iron Agar (TSIA)
The Slanted portion in TSIA is used for __________.
Lactose and Sucrose Fermentation
The Butt portion in TSIA is used for __________.
Glucose Fermentation
What is the result when non-fermenters reacted in TSIA?
None
The medium will remain red (alkaline)
Non-fermenters grow in ________ environment.
an aerobic
TRUE OR FALSE.
All non-fermenters are non-oxidizers or asaccharolytic.
False
Some members oxidize carbohydrates (oxiders)
TRUE OR FALSE.
Non-fermenters are oxidase (+)
True
The ONLY non-fermenter that is NON-MOTILE.
Burkholderia mallei
TRUE OR FALSE.
Non-fermenters are MOTILE
True
Except for B. mallei
Optimum temperature range of Non-fermenters.
30-37 C
They are mesophilic
TRUE OR FALSE.
Non-fermenters are thermophilic.
False
Mesophilic
________ is the only species that is MacConkey Negative (-).
Acidovorax facilis
________ are Catalase Positive (+).
Pseudomonas spp.
TRUE OR FALSE.
Generally, non-fermenters prefer a moist environment.
True
TRUE OR FALSE.
Non-fermenters have an oxidase-positive reaction, and they all exhibit a strong reaction.
False
Their reaction can be weak and variable.
Non-fermenters exhibit non-reactivity in ____ hours in commercial kit systems used for the identification of Enterobacteriaceae.
24
Non-fermenters exhibit non-reactivity in 24 hours in commercial kit systems used for the identification of ____________.
Enterobacteriaceae
Non-fermenters are resistant to a variety of antimicrobial agents such as ________.
- Aminoglycosides
- Cephalosporin
- Penicillin
- Fluoroquinolones
New Name: Achromobacter xylosoxidans
Old Name: Achromobacter xylosoxidans var. xylosoxidans
Old Name: Achromobacter xylosoxidans var. xylosoxidans
New Name: Achromobacter xylosoxidans