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Stack #4553228

QuestionAnswer
Radiation ___________ is intensity and radiation _______ is x-ray penetrability. quantity; quality
What is the industry standard formula for calculating high voltage generator power? Power = max mA (@100 kVp and 100 ms) × 100 kVp
Localized pitting or cracking on the anode can occur from _____________. a single excessive exposure
Which sequence of events is correct concerning the production of a PSL signal? Expose, stimulate, read, erase
What takes place during the stimulate step in the production of a PSL signal? The latent image is stimulated from the interactions of an infrared laser beam with the PSP.
Which of the following material(s) is/are considered photostimulable? Barium fluorohalide
What takes place during the expose step in the production of a PSL signal? An energy transfer results from the excitation of electrons into a metastable state.
Which of the following are coupling elements used in DR? Fiber-optic assembly.
The ability of the CCD to detect and respond to very low levels of visible light is known as ________________. sensitivity
What are the principal advantages of a charge-coupled device? Dynamic range, size, and sensitivity
Which of the following are collection elements used in DR? Photodiode
Which of the following is a direct DR process by which x-rays are converted to an electronic signal? Amorphous selenium (a-Se)
Modern day computers use ___________ to store information. silicon chips
The ________ is an example of computer input software. computer programs
The number of gray shades that an imaging system can reproduce is called its ________________. dynamic range
Of all radiographic imaging systems, _____________ has the best contrast resolution. computed tomography
Screen-film radiography has a dynamic range of __________. 1000
A _______________ test tool is used to acquire data for an MTF curve. bar pattern
Created by: bmairet
 

 



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