Some dental x-ray machines appear to have a short PID when in fact the target surface distance is long. Why?
What will be an ideal response?
The tube is recessed behind the transformers in the tube head. In machines in which the tube is recessed behind the transformers, a longer target surface is created physically, although from the outside of the tube head, this would not appear to be the case.
Health Professions
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Phases of an ambulance call include all of the following activities, EXCEPT:
A. emergency care provided at the scene. B. transport of the patient to the hospital. C. checking equipment on the ambulance. D. transferring the patient to the ambulance.
Health Professions
Hemoglobin E (Hb E) is primarily found in individuals of which ethnic origin?
a. Mediterranean b. African c. Southeast Asian d. Northern European
Health Professions