Section 2 ( Rad Unit Measurement) Flashcards
What types of Measurements are used for radiation in the AIR?
- Exposure
- Air Kerma
What type of Measurements are used for radiation in TISSUE?
- Equivalent Dose
- Absorbed Dose
- Effective Dose
Equivalent Dose
(EFFECTS of radiation tissue) Long Term Effects
Absorbed Dose
(RADAITION in the tissue) Short Term Effects
Effective Dose
(HARM DONE based on radiation & tissue type).
Absorbed Threshold of SPERM
100 mGy
Absorbed Threshold of SKIN
2,000 mGy
Absorbed Threshold of HAIR
3,00 mGy
Areas of LOW absorption are?
Dark area (Air/fat)
Aras of HIGH absorption are?
Light area (Bone)
Ionization
Energy knocks out electrons from atoms/molecules.
Gray is measuring unit for?
Air Kerma
Couloumbs/Kilogram is measuring unit for?
Exposure
Sievert is the mesuring unit for?
Effective Dose
Define (LET)?
Rate at which radiation deposits in matter.
Define (EqD)?
Used to compare biological damage from different radiation types & various tissues.
Effective Dose is also commonly known as?
Whole Body Dose