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UNIT 5 - RADIOLOGY
THE XRAY CIRCUIT
Question | Answer |
---|---|
WHAT IS THE MAIN FUNCTION OF THE AUTOTRANSFORMER CIRCUIT | 1) IT ALLOWS FOR kVp Selection 2) Provides for line voltage compensation 3) Supplies power to all the other parts of the xray machine |
STATE THE PURPOSE OF A RECTIFIER | A DEVICE THAT CHANGES ALTERNATING CURRENT (AC) INTO DC |
WHAT DOES AEC DETERMINE | AUTOMATIC EXPOSURE CONTROL = A DEVICE THAT DETERMINES THE EXPOSURES TIME AUTOMATICALLY |
WHEN SHOULD A XRAY TUBE BE WARMED? | - WHEN THE XRAY MACHINE IS FIRST TURNED ON - WHEN THE FRANCHISE IS IDLE FOR MORE THAN 1 HOUR |
WHAT TYPE OF XRAY GENERATOR IS MOST EFFICIENT, PROVIDING LOWER PATIENT DOSE | HIGH FREQUENCY GENERATORS |