For the most part, all Enterobacteriaceae are positive for which biochemical reactions?
a. Glucose, oxidase, and catalase
b. Glucose, indole, and oxidase
c. Glucose, reduce nitrates to nitrites, and oxidase
d. Glucose, catalase, and reduce nitrates to nitrites
Mycobacterium fortuitum, Mycobacterium chelonae, and Mycobacterium abscessus are:
a. responsible for approximately 90 of clinical mycobacterial disease.
b. unable to grow on routine bacteriologic media.
c. gram-negative rods resembling Escheri-chia coli on Gram stain.
d. slow growers requiring a minimum of 14 days to grow.
The drug of choice to treat patients with V. cholerae is:
a. tetracycline.
b. ceftazidime.
c. imipenem.
d. aztreonam.
The group of bacteria that can be described as being normal inhabitants of soil and water and primarily responsible for the decomposition of plant material is:
a. Rhodococcus.
b. Nocardia.
c. Gordonia.
d. Tsukamurella.
Quality control should be performed on which two organisms to determine the validity of the nitrate reduction test?
a. Pasteurella aerogenes and Pasteurella dagmatis
b. M. haemolytica and Pasteurella pneumo-tropica
c. P. multocida and Suttonella indologenes
d. Pasteurella canis and Pasteurella bettyae
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