Short-dimension grids, where the grid lines run with the short axis of the grid instead of the normal long axis, are useful for which of the following?
Blog
A radiograph of the shoulder is produced using 12 milliamper…
A radiograph of the shoulder is produced using 12 milliampere-seconds (mAs) and 75 kilovoltage peak (kVp) at the wall bucky. How could the technique be changed to decrease contrast while maintaining the same receptor exposure?
What is the magnification factor when an source-to-image dis…
What is the magnification factor when an source-to-image distance (SID) of 42 inches is used and there is an object-to-image distance (OID) of 10 inches?
An increase in filtration has what effect on IR exposure?
An increase in filtration has what effect on IR exposure?
The intensity of scattered radiation from a patient is measu…
The intensity of scattered radiation from a patient is measured as 0.1 mSv/min at a distance of 2 meters. What is the intensity at a distance of 1 meter?
Calculate the new time required to maintain the same IR expo…
Calculate the new time required to maintain the same IR exposure produced with the original values.
The SID is demonstrated on the above image by the letter:
The SID is demonstrated on the above image by the letter:
Changing from 200 mA at 0.05 sec to 200 mA at 0.10 sec will…
Changing from 200 mA at 0.05 sec to 200 mA at 0.10 sec will increase:
The main purpose of added filtration is to reduce __________…
The main purpose of added filtration is to reduce ____________.
Size distortion occurs when the:
Size distortion occurs when the: