How would the results be different if this organism was Salmonella?
a. It would be a rod.
b. It would not ferment lactose.
c. It would produce hydrogen sulfide.
d. It would not tolerate oxygen.
Answer: c. It would produce hydrogen sulfide.
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When reporting a direct smear from a primary specimen, it is important to note the presence and quantity of white blood cells even in the absence of bacteria for all of the following reasons ex-cept:
a. the pathogen may not be present in suffi-cient quantities. b. the presence of white blood cells indicates a purulent process. c. the pathogen may not be present in the sample collected. d. it is not important to report white blood cells unless bacteria are present.
The first surgical antiseptic to be used was
A. ethanol. B. phenol. C. iodine. D. None of the choices are correct.
Microorganisms exhibit genomes contained on
A. chromosomes. B. chloroplast DNA. C. plasmids. D. mitochondrial DNA. E. All of the choices are correct depending on the type of microorganism observed.
Hemolytic disease of the newborn could result from which one of the following situations?
A) mother is Rh+; fetus is Rh- B) mother is Rh-; fetus is Rh+ C) mother is Rh+; fetus is Rh+ D) mother is Rh-; fetus is Rh-