Prelim | Radiation Shielding Flashcards
1
Q
Types of Radiation
A
- Leakage radiation
Primary beam - Backscatter radiation
- Exit beam
- Remnant radiation
2
Q
Rad’n from the protective housing
A
Leakage rad’n
3
Q
Rad’n from the tube’s window
A
Primary beam
4
Q
Scatered rad’n from the patient)
A
Backsscatter rad’n
5
Q
Rad’n out from the patient and interacts w/ the IR
A
Exit beam
6
Q
Rad’n stored in IR to form latent image
A
Remnant rad’n
7
Q
Types of barriers
A
- Primary barrier
- Secondary barrier
8
Q
Lead-lined walls, ceilings, floor
A
Primary barrier
9
Q
Protects adjacent rooms from unnecessary rad’n
A
Primary barrier
10
Q
Barrier that protects the rad tech
A
Secondary barrier
11
Q
Where is the secondary barrier found?
A
Between the XR machine and the control console
12
Q
Types of shieldings and their Pb content
A
.5mm of Pb
- Lead gown
- Lead gloves
- Thyroid shield
- Gonadal shield
.35mm of Pb
- Goggles
