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RAD Tech Glossary
Chapter 11
Question | Answer |
---|---|
Milliamperage (mA) | A measurement of xray tube current |
X-ray Quantity | A measure of the number of xray photons in the useful beam |
X-ray Quality | Measurement of the penetrating ability of the xray beam |
Direct Square Law | |
15 Percent Rule | An increase in kVp by 15 percent that causes a doubling in exposure |
Prime Factor | Factors related to xray emission directly under control of radiographer |
Milliamperage-second (mAs) | The product of tube current and exposure time |
Reciprocity Law | The density on an xray should remain unchanged as long as the intensity and duration of exposure remains the same |
Penetrability | The ability of xrays to pass through structures and tissues |