If the radiographic image is over exposed, which of the following changes in exposure factors should be used to correct the problem?
Image will be lighter on the anode end than on the cathnode end.
How will the anode heel effect, present be seen on an image
Scatter radiation, fog increases
If the amount of irradiated tissue increases, what happens to scatter radiation fog.
multiple myeloma, emphysema, osteoporosis
Pathologic conditions would require a decrease in exposure?
exceeds 5 rad to the uterus, occurs within the 1st trimester.
When radiation exposure occurs during pregnancy, the greatest risk of birth defects occurs when the exposure.
Radiation monitoring of personnel is required, when what % of the annual occupational effective dose limit is likely to received?
Reduce the likelihood of genetic effects.
What is the primary purpose of using gonad shields during radiography?
Faster-Speed IR system
Which of the following (IR) system speeds will result in the lowest patient dose?
What is the conventional (British System) radiation unit to express radiation intensity in air?
Density, contrast, distortion and recorded detail.
What are the 4 primary aspects of radiographic quality?
mA, exposure time, kVp and distance (SID)
Which of the following are the prime factors of exposure in radiography??
With in 1 degree of perpendicular
What is the standard control for the beam (central ray) alignment test