Shared Flashcard Set

Details

Increase/Decrease/No Change
The things that affect radiographic density, contrast, detail, and distortion
80
Other
Professional
11/21/2014
Click here to study/print these flashcards.

Create your own flash cards! Sign up here.

Additional Other Flashcards

 

 

Cards

Term
An increase in milliamperage-seconds ___ density.
 Definition
increases
Term
An increase in anatomical part thickness or tissue type ___ density.
 Definition
decreases
Term
An increase in film processing developer time, temperature, and/or replenishment rate ___ density.
 Definition
increases
Term
Decreasing filtration ___ density.
 Definition
Increases
Term
An increase in filtration ___ density.
 Definition
decreases
Term
Decreasing anatomical part thickness or tissue type ___ density.
 Definition
increases
Term
An increase in grid ratio ___ density.
 Definition
decreases
Term
Decreasing kilovoltage ___ density.
 Definition
decreases
Term
Decreasing grid ratio ___ density.
 Definition
increases
Term
Decreasing film processing developer time, temperature, and/or replenishment ___ density.
 Definition
decreases
Term
An increase in kilovoltage ___ density.
 Definition
increases
Term
Decreasing milliamperage-seconds ___ density.
 Definition
decreases
Term
Decreasing beam restriction/collimation ___ density.
 Definition
increases
Term
An additive pathological condition ___ density.
 Definition
decreases
Term
Decreasing film/screen combination relative speed ___ density.
 Definition
decreases
Term
An increase in beam restriction/collimation ___ density.
 Definition
decreases
Term
Using radiopaque contrast media ___ density.
 Definition
decreases
Term
An increase in film/screen combination relative speed ___ density.
 Definition
increases
Term
Destructive pathological conditions ___ density.
 Definition
increases
Term
An increase in focal spot size has ___ on density.
 Definition
no change
Term
An increase in distance ___ density.
 Definition
decreases
Term
Using radiolucent contrast media ___ density.
 Definition
increases
Term
Decreasing distance ___ density.
 Definition
increases
Term
The anode heel effect ___ density.
 Definition
has no effect
Term
Increases in the number of pulses in the generator waveform ___ density.
 Definition
increases
Term
Decreasing the number of pulses in the generator waveform ___ density.
 Definition
decreases
Term
Increasing kilovoltage ___ contrast.
 Definition
decreases
Term
Increasing amount of irradiated tissue ___ contrast.
 Definition
decreases
Term
Increasing or decreasing film processing developer time and temperature beyond optimal ___ contrast.
 Definition
decreases
Term
Decreasing the number of pulses in the generator waveform ___ contrast.
 Definition
increases
Term
Anode heel effect ___ contrast.
 Definition
has no effect on
Term
As tissue density increases, the amount of scatter increases, so the contrast ___.

As average atomic number decreases, there is less photoelectric effect, so contrast ___.
 Definition
decreases
Term
Decreasing grid ratio ___ contrast.
 Definition
decreases
Term
Additive pathological conditions ___ contrast.
 Definition
decrease
Term
Decreasing kilovoltage ___ contrast.
 Definition
increases
Term
Increasing milliamperage-seconds ___ contrast.
 Definition
has no effect on
Term
Decreasing the amount of irradiated tissue ___ contrast.
 Definition
increases
Term
Decreasing milliamperage-seconds ___ contrast.
 Definition
has no effect on
Term
Decreasing beam restriction ___ contrast.
 Definition
decreases
Term
Increasing grid ratio ___ contrast.
 Definition
increases
Term
Increasing the number of pulses in the generator waveform ___ contrast.
 Definition
decreases
Term
Focal spot changes ___ contrast.
 Definition
have no effect on
Term
Increasing beam restriction/collimation ___ contrast.
 Definition
increases
Term
As tissue density decreases, the amount of scatter decreases, so the contrast ___.

As average atomic number increases, there is more photoelectric effect, so contrast ___.
 Definition
increases
Term
Using contrast media (increasing or decreasing atomic number) ___ contrast.
 Definition
increases
Term
Destructive pathological conditions ___ contrast.
 Definition
increase
Term
Decreasing SID ___ contrast.
 Definition
has no effect on
Term
Increasing filtration ___ contrast.
 Definition
decreases
Term
Increasing film/screen combination relative speed ___ contrast.
 Definition
increases
Term
Decreasing filtration ___ contrast.
 Definition
increases
Term
Use of intensifying screens ___ contrast.
 Definition
increases
Term
Decreasing film/screen combination relative speed ___ contrast.
 Definition
decreases
Term
Decreasing OID ___ contrast.
 Definition
decreases
Term
Increasing SID ___ contrast.
 Definition
has no effect on
Term
Increasing OID ___ contrast.
 Definition
increases
Term
Increasing SID ___ recorded detail.
 Definition
increases
Term
Increasing patient thickness ___ recorded detail.
 Definition
decreases
Term
Decreasing focal spot size ___ recorded detail.
 Definition
increases
Term
Decreasing motion ___ recorded detail.
 Definition
increases
Term
Increasing OID ___ recorded detail.
 Definition
decreases
Term
Decreasing film/screen speed ___ recorded detail.
 Definition
increases
Term
Decreasing SID ___ recorded detail.
 Definition
decreases
Term
Increasing motion ___ recorded detail.
 Definition
decreases
Term
Decreasing OID ___ recorded detail.
 Definition
increases
Term
Increasing film/screen speed ___ recorded detail.
 Definition
decreases
Term
Decreasing patient thickness ___ recorded detail.
 Definition
increases
Term
Poor film/screen contact ___ recorded detail.
 Definition
decreases
Term
Increasing focal spot size ___ recorded detail.
 Definition
decreases
Term
Good film/screen contact ___ recorded detail.
 Definition
increases
Term
Decreasing SID ___ distortion.
 Definition
increases
Term
Increasing patient thickness ___ distortion.
 Definition
increases
Term
Improper anatomical part alignment ___ distortion.
 Definition
increases
Term
Improper degree of central ray angle ___ distortion.
 Definition
increases
Term
Increasing SID ___ distortion.
 Definition
decreases
Term
Decreasing patient thickness ___ distortion.
 Definition
decreases
Term
Decreasing OID ___ distortion.
 Definition
decreases
Term
Improper image receptor alignment ___ distortion.
 Definition
increases
Term
Improper central ray alignment ___ distortion.
 Definition
increases
Term
Improper direction of central ray angle ___ distortion.
 Definition
increases
Term
Increasing OID ___ distortion.
 Definition
increases
Supporting users have an ad free experience!