in X-radiation, ionization occurs when?
-:- Photons penetrate matter
what are found in the nucleus of an atom?
-:- Protons and Neutrons
A Gray (rad)is defined as the
-:- unit of absorbed dose of radiation per gram of tissue
which cell type is most sensitive to carcinogenesis following porl...
If a radiographic film would be properly darkened in 2 seconds of exposure at 10 mA, it
would obtain the same darkness in 1 second of exposure at?
✓ -:- 20 mA
How often do the walls of the dental operatory need to be treated in order to remove any
residual radiation that has accumulated?
✓ -:- Never
Compared to 75 kVp, a film produced at 90 kVp will have?
✓ -:- High Contrast, and a long gray scale
Ionizing radiation consists of?
✓ -:- photons that travel at the speed of light, photons that travel in a wave motion,
photons without mass
The Alara concept is related to the?
✓ -:- use of minimum exposure time and mA necessary, and use of the fastest film
available
3|Page | Grade A+| 2024/2025
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