brake test 4 Flashcards
1
Q
What don’t effect sharpness
A
brightness, contrast, kVp, mAs,collimation
2
Q
what affect sharpness
A
SID
3
Q
photographic
A
make thins visible
density (brightness)
contrast
noise
4
Q
geometric properties (aka)
A
recognizability or actualize
5
Q
recognizability- recorded detail - distortion are kind of property
A
geometric
6
Q
recorded detail is also known as
A
detail sharpness, detail sharpness, definition, resolution
7
Q
detail sharpness is a
A
geometric factor
8
Q
sources of blurring in radiography
A
geometric (focal spot, size, OID, SID)
motion (patient, equipment)
receptor blur
9
Q
visibility of detail is not
A
recorded detail sharpness
its (brightness/contrast and lack of noise)