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107 Final

QuestionAnswer
What is the typical number of projections in DRT? 9 to 25
The patient table is moved with a floor switch to maintain a ______________. Sterile field
The degree of spatial resolution in any CT imaging system is limited to the size of the ___________. Pixel
The third generation of CT scanners allowed for further reduction in ______________. scanning time and scattered radiation
The second-generation CT scanners had the disadvantage of increased ____________. beam scatter
The time from the end of CT imaging to image appearance is called the ______ time. reconstruction
What is the principal disadvantage of third-generation CT scanners? Ring artifacts
The _______________ is the product of the minification gain and the flux gain. brightness gain
Image intensified fluoroscopy is performed at illumination levels similar to ________. radiograph viewing
Digital fluoroscopy systems with hybrid capabilities use both _____________________________. temporal and energy subtraction
The time-interval delay mode is principally used in ___________ imaging. cardiac
The American Cancer Society recommends that all women _____ years of age and above have an annual screening mammogram. 50
Breast compression increases ________________. contrast resolution and spatial resolution
A target of molybdenum or rhodium is preferable in mammography because it allows for a lower _____________. kVp
Breast compression has the advantage of lowering _________________. patient dose, motion blur, and superimpositions
Created by: cathrvn
 

 



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