For x-ray and gamma ray photons with energies up to 3 million electron volts (MeV), which of the following radiation quantities may be defined as the measure of the total electric charge of one sign, either all pluses or all minuses, per unit mass that these two types of radiation generate in dry air at standard temperature and pressure (760 mm Hg or 1 atmosphere at sea level and 22"1e C)?
a. Absorbed dose
b. Equivalent dose
c. Exposure
d. Collective effective dose
c. Exposure
Health Professions
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Which of the following is NOT appropriate to document on your patient care report?
A) Patient's mental status B) Patient's attitude C) Patient's race D) All should be documented
Health Professions
Failing to record the apical region of the teeth on a periapical radiograph most likely results from an error made in which of the following steps?
a. Placement of the image receptor b. Horizontal angulation c. Vertical angulation d. Centering the x-ray beam
Health Professions