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Systeme internationale units
Coulombs per kilogram (C/kg), Gray (Gy), Sievert (Sv)
Roentgen (R), Rad (radiation absorbed dose), Rem (roentgen equivalent man)
Kilovolt peak (kVp)
controls the penetrating power of electrons and quality
determines the amount of free electrons; quantity of electrons
electrical pressure between two electrical charges
quanity of electric current
negative electrode(everything starts here)
portion of the image that is dark or black
portion of the image that is light or white
degree of darkness or image blackening and is controled by milliamperage
fewer shades of gray and more black against white
density differences between adjacent areas are small and there are many shades of gray
visible difference between densities