Other than the presence of bacteria, what can contribute to periodontal disease?
A) Caries
B) Crevicular fluid
C) Absence of plaque
D) Nutritional factors
D
Explanation: D) Nutritional factors seem to play a much more subtle role in periodontal status. Nutritional factors can alter host susceptibility to periodontal disease and/or modulate its progress. Once inflammation is established, the need for nutrients increases.
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Medical records should be faxed only when no other method of data transfer is unavailable
Indicate whether the statement is true or false
In Type V construction, structural components are composed completely of concrete
a. True b. False
What is the recommended response to a drop in PaO2 when the PEEP level is reduced in a me-chanically ventilated patient?
a. Increase the FiO2. b. Return the PEEP to the previous level. c. Increase the rate of mechanical breaths. d. Do nothing.
An image viewed under the microscope is clearly seen under both the 10´ and 40´ objectives, but it is not visible under ´100. What is the most likely reason for this?
a. Oil is too thick on the slide. b. The slide is placed upside down on the stage. c. The slide has a coverslip on it. d. No oil is on the slide.