A lateral projection of the hip is obtained using 70 kVp, 400 mA, 31.2 ms, no grid, 40″ SID, and a 1.2 mm focal spot size. What is the net effect of using a 5:1 grid and increasing the mA to 800? Extra Credit

Which of the following factors should the radiographer consider first to minimize size distortion while keeping patient radiation dose to a minimum?

Evaluation of what anatomical structure is clinically an indication of good image resolution in a an AP projection of the foot?

Which of the following anatomical structures would demonstrate the least size distortion when performing a standard lateral position of the knee?

The exposure values of 85 kVp, 62 mAs are acceptable for an 26cm lumbar spine using a fixed kVp chart. What mAs should be used for a 15cm patient thickness?

When using a variable kVp chart the general rule for each 1 centimeter increase in patient thickness is to:

To ensure the highest quality skeletal imagery of the forearm in the AP projection, the radiographer should_____.

A PA position of the wrist scaphoid bone requires the central ray to be directed cephalic to demonstrate______.

Which of the following must be considered when selecting exposure factors for a lateral projection of the chest?1 patient pathology2 patient ability to hold breath3 source-image distance

Calculate the magnification factor of the lumbar vertebra. Mag.png OID= 6″                                              SID =44″  Lumbar vertebra image width = 4” (not drawn to scale)