37 results found
made 1 change to the...
Question The heel effect is caused by......
almost 4 years ago
Reviewed by
Andrew Murphy ◉
almost 4 years ago
made 6 changes to the...
Question Which of the following statement is false regarding 11-13 weeks anten...
over 6 years ago
Reviewed by
Yuranga Weerakkody ◉
over 6 years ago
created and made 6 changes to the...
Question Digital subtraction angiography (DSA) images are generally transforme...
almost 7 years ago
Reviewed by
Henry Knipe ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question A 22 cm multi-mode image intensifier is switched to the 11 cm mode. A...
almost 7 years ago
Reviewed by
Henry Knipe ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question A charge-coupled device can be used in digital fluoroscopy......
almost 7 years ago
Reviewed by
Henry Knipe ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question In an x-ray image intensifier, the overall gain in image brightness i...
almost 7 years ago
Reviewed by
Henry Knipe ◉ ◈
almost 7 years ago
created and made 11 changes to the...
Question Fluorography typically......
almost 7 years ago
Reviewed by
Henry Knipe ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question Processing a digital radiograph using unsharp masking increases the.....
almost 7 years ago
Reviewed by
Henry Knipe ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question The fluoroscopy factors displayed on a monitor are 120 kV and 20 mA....
almost 7 years ago
Reviewed by
Henry Knipe ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question With regard to TV cameras, which statement is false?...
almost 7 years ago
Reviewed by
Henry Knipe ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question To reproduce a square wave with a Fourier series ideally......
almost 7 years ago
Reviewed by
Frank Gaillard ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question When two images are subtracted, the noise is......
almost 7 years ago
Reviewed by
Frank Gaillard ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question The heel effect is caused by......
almost 7 years ago
Reviewed by
Andrew Murphy ◉
almost 7 years ago
created and made 6 changes to the...
Question The dose-area product (DAP)......
almost 7 years ago
Reviewed by
Craig Hacking ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question The DNA molecule may be damaged by......
almost 7 years ago
Reviewed by
Henry Knipe ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question What is the approximate annual effective dose to an individual due to...
almost 7 years ago
Reviewed by
Henry Knipe ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question An occupationally exposed person undergoing fluoroscopy of their abdo...
almost 7 years ago
Reviewed by
Henry Knipe ◉ ◈
almost 7 years ago
created and made 6 changes to the...
Question A fluoroscopic system has automatic brightness control in which the k...
almost 7 years ago
Reviewed by
Andrew Murphy ◉
almost 7 years ago
created and made 6 changes to the...
Question The sievert (Sv) is a unit of......
about 7 years ago
Reviewed by
Frank Gaillard ◉ ◈
about 7 years ago
created and made 6 changes to the...
Question An individual receives a radiation effective dose of 200 Sv of penetr...
about 7 years ago
Reviewed by
Frank Gaillard ◉ ◈
about 7 years ago
created and made 6 changes to the...
Question The inverse square law applies well in the primary beam. In regard to...
about 7 years ago
Reviewed by
Frank Gaillard ◉ ◈
about 7 years ago
created and made 6 changes to the...
Question One gray is defined as......
about 7 years ago
Reviewed by
Frank Gaillard ◉ ◈
about 7 years ago
created and made 6 changes to the...
Question The effective dose a patient receives from a single PA chest x-ray is...
about 7 years ago
Reviewed by
Frank Gaillard ◉ ◈
about 7 years ago
created and made 6 changes to the...
Question Which one of the following has minimal effect on the patient's skin d...
about 7 years ago
Reviewed by
Frank Gaillard ◉ ◈
about 7 years ago
made 2 changes to the...
Question Electrons striking the tungsten anode of an x-ray tube with 80 keV en...
about 7 years ago
Reviewed by
Henry Knipe ◉ ◈
about 7 years ago
created and made 6 changes to the...
Question In comparison with a single phase high voltage (HV) generator of the...
about 7 years ago
Reviewed by
Henry Knipe ◉ ◈
about 7 years ago
created and made 6 changes to the...
Question Which of the following statements is FALSE?...
about 7 years ago
Reviewed by
Yuranga Weerakkody ◉
about 7 years ago
created and made 6 changes to the...
Question When a filter is used to harden a diagnostic energy x-ray beam, it do...
about 7 years ago
Reviewed by
Henry Knipe ◉ ◈
about 7 years ago
created and made 6 changes to the...
Question An x-ray beam with a high half value layer is......
about 7 years ago
Reviewed by
Yuranga Weerakkody ◉
about 7 years ago
created and made 6 changes to the...
Question A radiograph is taken of a kidney using a source to image-receptor di...
about 7 years ago
Reviewed by
Yuranga Weerakkody ◉
about 7 years ago
created and made 5 changes to the...
Question The term photon was coined to apply to......
about 7 years ago
Reviewed by
Yuranga Weerakkody ◉
about 7 years ago
created and made 5 changes to the...
Question The type of x-ray interaction with matter in which all of the energy...
about 7 years ago
Reviewed by
Henry Knipe ◉ ◈
about 7 years ago
created and made 5 changes to the...
Question The inverse square law relationship between radiation intensity and d...
about 7 years ago
Reviewed by
Henry Knipe ◉ ◈
about 7 years ago
created and made 5 changes to the...
Question The Compton absorption probability per electron is approximately......
about 7 years ago
Reviewed by
Craig Hacking ◉ ◈
about 7 years ago
created and made 5 changes to the...
Question The effect on the x-ray spectrum of reducing the anode angle is simil...
about 7 years ago
Reviewed by
Frank Gaillard ◉ ◈
about 7 years ago
created and made 4 changes to the...
Question Which of the following is true in regards to Compton scattering?...
about 7 years ago
Reviewed by
Henry Knipe ◉ ◈
about 7 years ago
created and made 4 changes to the...
Question For bone, x-ray attenuation is predominantly due to......
about 7 years ago
Reviewed by
Craig Hacking ◉ ◈
about 7 years ago
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