Radiography Flashcards
1
Q
Collimation
A
Restriction of the beam size to a specific area
2
Q
Exposure
A
Amount of radiation used to generate an image
3
Q
Too white?
A
Under-exposed
4
Q
Too black?
A
Over-exposed
5
Q
Development
A
Chemical processing of radiograph
6
Q
Outline the radiographic opacities..
A
Black - air Dark grey - fat Mid grey - soft tissue/ fluid Light grey - mineral White - metallic
7
Q
What does a tissues radiographic opacity depend upon?
A
Atomic number, physical density (thickness)