Exam 1: Lecture 3: Equipment Care Flashcards
Production of a x-ray?
Filament- heat applied to filament (under control of mA)- electrons produced- electrons accelerated across the tube (under kVp control)- electrons hit the target- heat and x-rays are produced.
The tube rating refers to?
The maximum exposure of an x-ray unit.
The 3 TO DOs of lead protective equipment:
- Inspect aprons, gloves, and shields regularly
- Hang aprons by the shoulders using approved apron hangers.
- Take a radiograph or use the fluoroscopy unit to detect breaks in the lead.
The 3 NOT TO DOs of lead protective equipment:
- Never fold lead aprons.
- Never use products containing bleach to clean lead protective equipment.
- Never machine wash or dry clean lead protective equipment.
Dosemitery badges should not be stored where?
In the room where radiographs are taken.
Badges should not be placed in the pathway of?
The direct beam
Badges should not be exposed to additional?
X-rays (ex. when traveling)
Do not leave your badge in direct _____ for extended periods of time.
Sunlight
Screens can be affected by _____, so storage areas should be chosen carefully.
Moisture and temperature
Intensifying screens are found where?
Within the film cassette
Intensifying screens help to convert the image, reducing the necessary _____?
Exposure
How to clean a screen:
- Use a cloth but not made of wool or cotton, for these can leave fibers behind on the screen.
- A mild liquid detergent can be used.
- NEVER wet the screen.
- Then wipe the cassette with a dry cloth.
- The cassette should then be left open and standing up to dry completely.
- Some facilities have a cleaning log to record how often the screens are cleaned.
Cassettes should be stored?
Vertically
How can you prevent pressure on the cassettes?
By placing it in a protective box or cassette tunnel.
It is recommended to ____ cassettes and to keep a record of their use.
Number
