How often must controls be run for the PT and PTT?
a. With each patient sample
b. At least once per 8-hour shift
c. At least once per 24 hours
d. With each batch of 10
ANS: B
Controls should be run at the beginning of each 8-hour shift and with each change of reagent for both of these tests.
Health Professions
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Vesicoureteral reflux with bilateral reflux nephropathy:
a. N13.8. b. N13.722. c. N13.732. d. N13.71.
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Each of the following is a potential use of dental radiographs EXCEPT one. Which one is the EXCEPTION?
a. Diagnosing dental caries b. Evaluating development of dentition c. Detecting missing teeth d. Assessing patient self-care e. Evaluating trauma to teeth and supporting bone
Health Professions