CEPA:L5QUESTIONSWITHCORRECT ANSWERS h h h h h h
2026
AFmodern general purpose x- h h h
ray examination room usually contains a radiographic unit and fluoroscopy unit with an electronic image i ntensifier (II)
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. - CORRECT ANSWER -T
h h h h
The function of the x- h h h h
ray imaging system is to provide a controlled flow of electrons intense enough to produce an x-
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ray beam appropriate for imaging.
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T or f - CORRECT ANSWERF-T
h h h h h
3 Principal Parts ofan X-ray Machine: - CORRECT ANSWER -1. X-ray Tube
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2. Operating Consoleh h
3. High-Voltage Section
h h
The many different types of x-ray imagingFsystems are usually identified according to the energy of the x-
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rays they produce or the purpose for which the x-rays are intended (2) - CORRECT ANSWER -1. Diagnostic
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3. Therapeutic h
These systems are usually operated at voltages of 25 to 150 kVp and at tube currents of 100 to 1200 mA. -
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CORRECT ANSWER -Diagnostic
h h h
The general purpose x- h h h
ray examination room contains a radiographic imaging system and a fluoroscopic imagingsystem. -
h h h h h h h h h h h h h
CORRECT ANSWER -T
h h h
is usually located under the examining table
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is attached to an overhead movable crane assembly that permits easy positioning of the t ube an
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d aimingFof the x-ray beam - CORRECT ANSWER -fluoroscopic x-ray tube
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, radiographic x-ray tube h h
- allows radiologic technologists to control the x-ray tube current and voltage so that the useful x-
h h h h h h h h h h h h h h h
ray beam is of proper QUANTITY AND QUALITY
h h h h h h h h
- usually provides for control of line compensation, kVp, mA, and exposure time. - CORRECT ANSWER -
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operating console
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- number of x-rays or the intensity of the x-ray beam.
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- expressed in milligray (mGya) or milligray/milliampere- second (mGya/mAs). - CORRECT ANSWER -
h h h h h h h h h h h
Radiation quantity h
refers to the penetrability of the x-ray beam and is expressed in kilovolt peak (kVp) - CORRECT ANSWER -
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Radiation quality
h h
Most x-ray imaging systems are designed to operate on
h h h h h h h h h - CORRECT ANSWER -220 V power
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Unfortunately,electric power companies are not capable of providing 220 Vaccurately and continuously
h h h h h h h h h h h h h
‣ Variation of 5% h h
‣ Results in a large variation in the x- h h h h h h h
ray beam, which is inconsistent with production of high quality images
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T or f - CORRECT ANSWER -T
h h h h h h
measures the voltage provided to the x-ray imagingFsystem and adjusts that voltage to precisely 220V-
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CORRECT ANSWER -line compensator
h h h h
• Older x-ray imaging systems: h h h
‣ Required technologists toadjust the supply voltage while observing a line voltage meter.
h h h h h h h h h h h h
2026
AFmodern general purpose x- h h h
ray examination room usually contains a radiographic unit and fluoroscopy unit with an electronic image i ntensifier (II)
h h h h h h h h h h h h h h h h h
. - CORRECT ANSWER -T
h h h h
The function of the x- h h h h
ray imaging system is to provide a controlled flow of electrons intense enough to produce an x-
h h h h h h h h h h h h h h h h
ray beam appropriate for imaging.
h h h h h
T or f - CORRECT ANSWERF-T
h h h h h
3 Principal Parts ofan X-ray Machine: - CORRECT ANSWER -1. X-ray Tube
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2. Operating Consoleh h
3. High-Voltage Section
h h
The many different types of x-ray imagingFsystems are usually identified according to the energy of the x-
h h h h h h h h h h h h h h h h
rays they produce or the purpose for which the x-rays are intended (2) - CORRECT ANSWER -1. Diagnostic
h h h h h h h h h h h h h h h h h h
3. Therapeutic h
These systems are usually operated at voltages of 25 to 150 kVp and at tube currents of 100 to 1200 mA. -
h h h h h h h h h h h h h h h h h h h h h
CORRECT ANSWER -Diagnostic
h h h
The general purpose x- h h h
ray examination room contains a radiographic imaging system and a fluoroscopic imagingsystem. -
h h h h h h h h h h h h h
CORRECT ANSWER -T
h h h
is usually located under the examining table
h h h h h h
is attached to an overhead movable crane assembly that permits easy positioning of the t ube an
h h h h h h h h h h h h h h h h
d aimingFof the x-ray beam - CORRECT ANSWER -fluoroscopic x-ray tube
h h h h h h h h h h
, radiographic x-ray tube h h
- allows radiologic technologists to control the x-ray tube current and voltage so that the useful x-
h h h h h h h h h h h h h h h
ray beam is of proper QUANTITY AND QUALITY
h h h h h h h h
- usually provides for control of line compensation, kVp, mA, and exposure time. - CORRECT ANSWER -
h h h h h h h h h h h h h h h
operating console
h h
- number of x-rays or the intensity of the x-ray beam.
h h h h h h h h h
- expressed in milligray (mGya) or milligray/milliampere- second (mGya/mAs). - CORRECT ANSWER -
h h h h h h h h h h h
Radiation quantity h
refers to the penetrability of the x-ray beam and is expressed in kilovolt peak (kVp) - CORRECT ANSWER -
h h h h h h h h h h h h h h h h h h
Radiation quality
h h
Most x-ray imaging systems are designed to operate on
h h h h h h h h h - CORRECT ANSWER -220 V power
h h h h h
Unfortunately,electric power companies are not capable of providing 220 Vaccurately and continuously
h h h h h h h h h h h h h
‣ Variation of 5% h h
‣ Results in a large variation in the x- h h h h h h h
ray beam, which is inconsistent with production of high quality images
h h h h h h h h h h
T or f - CORRECT ANSWER -T
h h h h h h
measures the voltage provided to the x-ray imagingFsystem and adjusts that voltage to precisely 220V-
h h h h h h h h h h h h h h h
CORRECT ANSWER -line compensator
h h h h
• Older x-ray imaging systems: h h h
‣ Required technologists toadjust the supply voltage while observing a line voltage meter.
h h h h h h h h h h h h
