Exam 25: Sphingomonas Paucimobilis and Similar Organisms

Oxidase-positive,glucose-positive (oxidatively)gram-negative bacilli that cannot grow on MacConkey agar include:

Which of the following statements best describes the habitats of Acidovorax,Sphingobacterium,and Sphingomonas?

A yellow-pigmented,gram-negative rod on blood agar that is oxidase-positive,motile by wet mount,and has the ability to oxidize glucose,xylose,and sucrose is most likely which of the following?

Although no definitive guidelines are available for the treatment of Sphingomonas paucimobilis infections,which antibiotic appears to have potential activity against this organism?

When performing quality control on motility media,which of the following organisms should be used?

This bacterium is unique in that it does not possess a flagellum but is motile by gliding motility.