L.1 Radiographs Flashcards
1
Q
Which particles are x-rays made up of?
A
Photons
2
Q
Describe the path :
| | -------- | | --------- | |
A
Passes through unaltered
3
Q
Describe this path :
|
|
——-
|
A
Absorbed (deposits all energy in tissue)
4
Q
|
|
--------
\
\
--------
\
\
A
Scatter (changes direction with no energy loss
5
Q
Describe the path :
|
|
——-
\
\
\
\
A
Scatter and absorption - changes direction and loses energy
6
Q
Give an example of an x-ray image receptor.
A
X-ray film packet
7
Q
Name the 3 types of intra-oral x-rays
A
- Bitewings
- Periapicals
- Occlusions
8
Q
Name the 2 types of extra oral x-rays
A
- Panoramic
2. CBCT (for procedures)
9
Q
X-ray material is _______________ - sensitive
A
Pressure-sensitive
10
Q
For bitewings, should the teeth be fully occluded?
A
No, they should be held slightly apart by the material
11
Q
What do periapicals show?
A
The full length of the tooth and bone
12
Q
What do panoramic x-rays show?
A
All the teeth, including any ectopic teeth
