Principles of Radiography Flashcards
1
Q
What is the absorption of X-Rays dependant on?
A
the atomic number and specific gravity
2
Q
List the layers of X-Ray film:
A
- supercoat
- emulsion
- subbing layer
- polyester base
3
Q
What is the purpose of the supercoat?
A
To protect the layer of emulsion
4
Q
What is the purpose of the emulsion?
A
Suspension of silver bromide
5
Q
What is the purpose of the subbing layer?
A
Holds the supercoat and emulsion together.
6
Q
What is the purpose of the polyester base?
A
To provide support
7
Q
Describe single layer film
A
clean, crisp image compared to double
8
Q
Describe double layer film
A
reduces exposure dose needed, not as clear
9
Q
Define: orthochromatic
A
green light
10
Q
Define: monochromatic
A
blue light
