Radiation Injury and Proper Equipment to Control Radiation Exposure Flashcards
What is the Dose rate?
The amount of radiation given and absorbed by the body per unit of time.
A ____, _____dose of radiation will cause more damage than the same dose given over a longer period of time.
Higher, fast.
Who is at a higher risk for radiation injury?
Children.
What are 3 examples or radiation sensitive organs?
- ) Reproductive organs
- ) Thyroid
- ) Skin and eyes
What does QA stand for? Hint: Creed Bratton
Quality Assurance
What are 4 methods for reducing radiation exposure?
- ) Lead apron and thyroid collar
- ) Film speed
- ) Film holders help stabilize film position and reduce film movement in PT.
- ) Film packets prevent scattered radiation and reduce need for retake.
What are ceilings, floors and walls to be lined with, to help protect operators from exposure? Name 3.
- ) Lead
- ) Concrete
- ) Steel
What are 5 things operators can do to help reduce their risk of exposure?
- ) Have lead lined windows and thick drywall
- ) Stand behind a lead barrier and 6 feet away
- ) Use monitoring devices
- ) Wear a pocket dosimeter (measures exposure)
- ) Wear a film bagde
What is the sequence that best describes radiation injury? Name all 3 in order.
- ) Latent period
- ) Period of injury
- ) Period of recovery
The most common artificial radiation exposure comes from what kind of radiation?
Medical
The first sign of X-ray dermatitis is?
Erythema
What is erythema?
Redness of the skin.
What is gonadal tissue, and what is the most effective way to reduce exposure to this tissue?
It’s tissue located in sex organs, and wearing a lead apron will reduce the risk of exposure.
What is trismus?
When a PT. has an infection or some type of injury where they may not be able to open their mouth to some extent.
What does DICOM stand for?
Digital Imaging and Communications in Medicine.
