Exam (elaborations)
RTE 1000 hw 2
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Exam of 3 pages for the course NTFS 2530 Exam 1 at NTFS 2530 Exam 1 (RTE 1000 hw 2)
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RTE 1000 hw 2-vacuum
-source of electrons
-targets for electrons to strike
-high voltage - ANS-list the 4 requirements that are needed for an x-ray production?
exits x-ray tube via tube port directed towards patient. - ANS-primary radiation?
emitted in all directions from the patient. - ANS-scatter radiation?
composed of scatter and transmitted primary radiation directed toward the image
receptor. - ANS-remnant radiation?
attenuation - ANS-the process by which a beam of x-ray photons is altered as it passes
through matter is known as?
Roentgen, c/kg - ANS-the unit used to measure the amount of exposure in air is what?
(Traditional and SI)
Collimator Assembly - ANS-the component of x-ray tube that controls the size and
shape of the x-ray exposure field is the?
500; 0.048 s - ANS-the correct combination of exposure factors necessary to yield a
total of 24 mAs using the shortest exposure time to minimize patient motion is
______mA at_____?
keep radiation exposures at the lowest levels possible. - ANS-With regard to the ALARA
principle, the responsibility of the radiographer is to ?
false - ANS-true or false: Table top materials have to be high in x-ray attenuation?
increases contrast and cleans up scatter. - ANS-how does the use of grids affect the
contrast of a radiograph?
photo electric - ANS-the interaction of x-rays with matter that constitutes the greatest
hazard to patients in diagnostic radiography is ?
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