Which of the following are considered to be geometric factors?I. DistortionII. MagnificationIII. BlurIV. Contrast

The most common type of grid pattern is the:

The number of grid lines per inch is the definition of:

If the x-ray emission spectra shown were produced using the same mAs and kVp, which of the curves most likely represents a beam possessing the greatest amount of filtration?

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?