Which of the following is true about Clostridium difficile (C. difficile)?
a. It is becoming less of a concern as it is easily treated.
b. It causes severe respiratory distress.
c. It causes life-threatening diarrhea.
d. It is a virus.
c
FEEDBACK: a. Incorrect. CDC states it is an immediate public health threat that requires urgent and aggressive action.
b. Incorrect. Try again. This is not a symptom.
c. Correct. C. difficile causes life-threatening diarrhea
d. Incorrect. It is a bacteria.
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Which of the following is true about an arithmetic scale?
A) The distance between any two adjacent tick marks is the same as the distance between any other two adjacent tick marks. B) The tick marks are spaced logarithmically in order to better visualize data encompassing a wide range of values. C) The tick marks represent the data after conversion to exponential numbers to ensure a straight line is generated. D) Both B and C are correct.
Opaque foci may be seen on radiograms of all the following lesions except:
a. Calcifying epithelial odontogenic tumor b. Calcifying odontogenic cyst c. Adenomatoid odontogenic tumor d. Ameloblastoma e. Cementifying fibroma