In which of the following situations would four horizontal posterior bitewing radiographs be recommended?
a. Prior to the eruption of the permanent first molar
b. Following the eruption of the permanent first molar
c. Prior to the eruption of the permanent second molar
d. Following the eruption of the permanent second molar
d. Following the eruption of the permanent second molar four horizontal posterior bitewing radiographs would be the appropriate recommendation.
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Which of the following foam proportioners may compromise firefighter safety since it is difficult to quickly relocate the components?
A. In-line foam eductor B. Foam nozzle eductor C. Around-the-pump proportioner D. Compressed air foam system (CAFS)
You have rescued a 22-year-old man who fell through the ice into a pond. You suspect he is severely hypothermic, therefore you should:
A. get him to a warm environment, remove wet clothing, and cover him with blankets. B. strap him to a stretcher and wait for the ambulance. C. immerse him in a hot bath until the ambulance arrives. D. begin rewarming procedures immediately.