The man most often credited with the construction of the first practical radiographic grid is:

The field shape produced by a collimator is:

Scatter radiation does NOT affect:

In order to select a grid with the proper ratio, which of the following factors should be considered?1)  Positioning latitude2)  Degree of cleanup3)  Kilovoltage range

The amount of material that will reduce the intensity of the primary beam to one-half its original value is the

Which of the following are most common filtering materials used for the filtration of a diagnostic x-ray beam?

During a radiographic examination, a more uniform IR exposure when imaging structures of unequal thicknesses can be accomplished through the use of a/an:

Which of the following combination of factors is most likely to be associated with a radiographic image possessing the highest radiographic contrast?

The trough compensatory filter is used most often on:

The beam-restriction device that includes a visible light projecting the x-ray field size onto the patient is the: