front 1 The process by which a beam of x-ray photons is reduced as it passes through matter is known as: | back 1 attenuation |
front 2 Computed radiography uses what as its image receptor? | back 2 photostimulable phosphor plate |
front 3 The chief controlling factor of radiographic contrast is: | back 3 kilovoltage peak (kVp) |
front 4 What mAs value would result using the 500 mA setting at 0.25 second? | back 4 125 mAs |
front 5 Which image receptor system does NOT use light during exposure? | back 5 direct capture |
front 6 A radiograph is made using 40 mAs at a 40-inch SID. If the image must be repeated at a 72-inch SID, what mAs value is necessary to maintain the same exposure? | back 6 130 mAs |
front 7 The 15% rule helps explain the effect of _______ on exposure. | back 7 kilovoltage peak (kVp) |
front 8 Which of the following is NOT a radiographic contrast medium? barium compounds air iodine compounds water | back 8 water |
front 9 The most common cause of radiographic unsharpness is: | back 9 motion |
front 10 What term in digital imaging is used to describe a numeric representation of the quantity of exposure received by a digital image receptor? | back 10 exposure indicator |