OHIO GXMO QUESTIONS AND ANSWERS SET A+
✔✔Placing thinner parts under the anode portion of the x-ray beam would result in? -
✔✔Uniform radiographic density
✔✔Higher kVp would do what to the penetration? - ✔✔Increase penetration
✔✔Higher kVp should be used for what type of body parts? - ✔✔Larger or more dense
body parts
✔✔The pyrex class envelope of the x-ray tube supports what? - ✔✔Electrodes and
maintains a vacuum
✔✔What does filtration do? - ✔✔Removes low energy x-ray photons from the x-ray
beam that cause unnecessary patient expsoure
✔✔Radiation scatter production is increased when? - ✔✔The collimator is wide open,
the kVp is too high, or the body part is to thick
✔✔Quality of the beam is? - ✔✔kVp
✔✔Directly proportional to the quantity of the x-ray beam? - ✔✔mAs
✔✔The focal spot size may effect the? - ✔✔Sharpness of the image
✔✔AEC - ✔✔Requires accurate positioning, require use of bucky, provides consistent
radiographic density
✔✔Using 200 mA at 0.25 sec results in an mA value of? - ✔✔50 mAs
✔✔SID - ✔✔Inversely related to image density and beam intensity
✔✔Placing thinner parts under the anode portion of the x-ray beam would result in? -
✔✔Uniform radiographic density
✔✔Higher kVp would do what to the penetration? - ✔✔Increase penetration
✔✔Higher kVp should be used for what type of body parts? - ✔✔Larger or more dense
body parts
✔✔The pyrex class envelope of the x-ray tube supports what? - ✔✔Electrodes and
maintains a vacuum
✔✔What does filtration do? - ✔✔Removes low energy x-ray photons from the x-ray
beam that cause unnecessary patient expsoure
✔✔Radiation scatter production is increased when? - ✔✔The collimator is wide open,
the kVp is too high, or the body part is to thick
✔✔Quality of the beam is? - ✔✔kVp
✔✔Directly proportional to the quantity of the x-ray beam? - ✔✔mAs
✔✔The focal spot size may effect the? - ✔✔Sharpness of the image
✔✔AEC - ✔✔Requires accurate positioning, require use of bucky, provides consistent
radiographic density
✔✔Using 200 mA at 0.25 sec results in an mA value of? - ✔✔50 mAs
✔✔SID - ✔✔Inversely related to image density and beam intensity
