Diagnostic Imaging final study guide (A+ Guaranteed)

The common FFD for an x-ray machine is? correct answers 36-40 in What is the Heel Effect? correct answers The uneven distribution of the x-ray beam intensity emitted from the x-ray tube. The x-rays generated will be stronger on the side of the cathode and weaker on the side of the anode Of the following tissues what is their ability to absorb x-rays in order of least to most dense: muscle, fat, bone, air, metal correct answers Air, Fat, Muscle, Bone, Metal What causes the loss of detail because of blur in an x-ray correct answers patient motion Which of the following is true of scatter radiation; A.Does not contribute to the useful image B.Fogs the film C.Decreases contrast D.Is a safety hazard E.All of the above correct answers E. All of the above Lead apparel containing at least ______ mm of lead protects against scatter radiation correct answers 0.5 Reducing _______ & ________ is an important factor in reducing staff exposure to radiation correct answers Time and retakes When developing a technique chart, you should choose an animal that is what size? correct answers medium sized (about 40lbs) X-rays can penetrate objects that reflect visible light because? correct answers They have a short wave length The anode contains? correct answers The tungsten target The cathode contains? correct answers Focusing cup What is placed across the Beryllium window to absorb low energy x-rays? correct answers Aluminum filter The area between the metal housing and the glass tube contains what? correct answers oil Radiographic density is what? correct answers The degree of blackness on a radiograph / the density of the different materials Increasing OFD would? correct answers Make the image larger Increasing the kVps would ? correct answers Increase scatter radiation