Author: Anonymous

Complete the grid conversion factor chart below. Type a digit only. Ex: Type “1” do not type “one”. Grid Ratio Conversion Factor No grid 5:1 6:1 8:1 10:1 12:1 16:1  

__________________ is the pre-processing algorithm that averages the signal of the surrounding dels and assigns the averaged value to a dead/defective del.

A radiograph yields proper contrast with the following technique: 85 kVp 14 mAs 6:1 grid 40″ SID   If an 8:1 grid is used instead, what change in technique is necessary to compensate?/

Damaged or dead dels are seen in the radiographic image as a ________________.

The anode heel effect causes receptor exposure to ______ toward the cathode end of the tube.

The most common tv camera tube is the?

The -2 density setting is most likely to be used on the _____ patient.

The anode heel effect causes spatial resolution to ______ toward the cathode end of the tube.

The process through which the actual histogram is made to match the ideal histogram is called?

A radiograph of the abdomen is taken using 80 kVp, 10 mAs, a 6:1 grid, 1.0 mm fs, and 48″ SID. The image displays a grainy appearance requiring a 50% increase in receptor exposure.  Which of the following changes is necessary to compensate for this error?