Extraoral radiographs require the use of a cassette and what else?
What will be an ideal response?
Intensifying screens. Intensifying screens are placed between the x-ray source and the film. They "intensify" the effects of the radiation by partially exposing the film through emission of fluorescent light. This permits a significant decrease in the radiation exposure necessary to produce a useful image.
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Often, preservatives are added by the facility before giving the container to the patient. Some of these may be ________, and containers must be labeled appropriately to prevent injury to patient and anyone else handling the specimen
a. extremely hot b. tipped c. caustic d. freezing cold
Public Health objectives address the improvement of the health of populations as a whole instead of the health of a specific individual.
Answer the following statement true (T) or false (F)
The term "pericardiocentesis" means:
A. narrowing of the arteries supplying the heart. B. surgical repair of the sac around the heart. C. a surgical opening made in the heart. D. the removal of fluid from around the heart.
The LEAST desirable method of bleeding control in the prehospital setting is:
A. clamping a bleeding artery with hemostats. B. applying a tourniquet proximal to the injury. C. applying a pressure dressing and bandage. D. maintaining manual pressure over the injury.