Which of the following is not a form of beam restriction?
collimators
wedge filter
cones
aperture diaphragms
wedge filter
Rationale: A wedge filter will not serve as a means of beam restriction, but rather a means to create a more uniform density on parts of uneven part thickness, e.g., foot, t-spine.
Health Professions
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Physicians must file a Medicare appeal with an administrative law judge within:
30 days. 60 days. 90 days. 120 days.
Health Professions
Which of the following can be determined by examining the mean and median of the distribution?
A) Gaussian distribution B) Bell curve C) Normal bell distribution D) Skew E) None of the above
Health Professions