29.After the scan is completed ,you can adjust the window center and width for optimal viewing of the image.
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39.You will be escorted into the room by a staff member of the MRI facility ,and asked to lie down on a comfortable padded table that gently glides you into the scanner.
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18.Automatic control of X-ray tube current is realized by adjusting primary voltage of X-ray tube filament transformer to obtain stable and high quality image.
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49.DICOM enables the integration of scanners, servers, workstations, printers and network hardware from multiple manufacturers into a picture archiving and communication system PACS.
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19.Therefor ,like the conventional X-ray images , the shadow indicates low absorption area , namely the low density area such as lungs ; and the bright indicates the high absorption area, namely the high density area ,such as bone.
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32.Three types of magnet exist commercially :superconducting electromagnet ,resistive electromagnet and permanent electromagnet.
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3.It offers a comprehensive range of imaging services and advanced procedures to diagnose a wide variety of conditions .
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50.DICOM is implemented in almost every radiology,cardiology imaging and radiotherapy device X-ray,CT,MRI, ultrasound, ete.and increasingly in devices in other medical domains such as ophthalmology and dentistry.
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11.In the X-ray imaging device,detector and data acquisition unit of X-ray imaging device transform X-ray ,passing through human body,into electrical signal.
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10.In the X-ray generation device ,X-ray tube is to generate X-ray ,high-voltage generator is to supply filament voltage and tube voltage ,and control unit takes charge of X-ray’s quality ,quality and exposure time.
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