RADT 465 Equip & QC Word Scramble
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| Question | Answer |
| Which of these radiographic equipment conditions is not included in a check off for a quality-control program: automatic collimation, reproducibility, linearity? | None, all are included Buschong p462 |
| The kVp settings on equipment must be accurate to within______ and tested_______? | +/-4 kV, annually Fosbinder p223 |
| Increases in heat of the filament functions to increase what? | Milliamperage Buschong p132 |
| In the x-ray tube, the electron cloud is created from what process? | Thermionic emission Buschong p118 |
| What are the functions of housing surrounding the x-ray tube? | Keeps leakage radiation to a minimum and protects from shock Buschong p131 |
| High-voltage transformer and filament transformer operate on the principle of _______ induction? | mutual Buschong p99 |
| What type of exposure timer on x-ray equipment is the most accurate? | electronic timer Buschong p108 |
| On three-phase radiographic equipment, the exposure timer should be accurate to within: | +/- 5% Fosbinder p223 |
| X-ray tube failure is generally caused by: | vaporized tungsten on glass envelope Buschong p142 |
| Double-focus cups have two filaments and two______. | focal spots Buschong p132 |
| The regular measurement and evaluation of radiographic equipment components and their performance is described as: | quality control Fosbinder p222 |
| The positive end of the x-ray tube is: | anode Buschong p132 |
| Focal-spot blur is worse on which end of the x-ray beam? | cathode Buschong p140 |
| Collimators on radiographic equipment must be evaluated how often? | semi-annually Fosbinder p223 |
| A decrease in window level causes a decrease in? | brightness Fosbinder p208 |
| Anode heel effect states that x-ray intensity across the beam can vary be an amount of: | 45% Buschong p138 |
| Between a single-phase and high frequency waveform, which one has the lowest percentage voltage ripple? | high frequency Buschong p122 |
| By increasing the kilovoltage and added filtration, the radiographer is increasing the __________ of an x-ray beam. | effective energy Buschong p165 |
| What device is used to change alternating current to unidirectional current? | solid-state diode Buschong p119 |
| What x-ray tube can turn off and on quickly and provide multiple short and precise exposures? | grid-controlled x-ray tube Buschong p123 |
Created by:
pmbraswell1
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