RADT_153_Unit_8_Exam

D e 14 with less filtration the beam is much more a b

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Unformatted text preview: re _________________. A. B. C. D. E. 15. True False A more homogeneous beam ________________ the difference between adjacent radiographic densities. A. B. C. 18. More x-rays reach the patient Compton scatter fogs the film Low energy x-rays are not attenuated All of the above None of the above Scattered interaction of the many high energy x-rays and atoms of the body part being radiographed causes the film to become fogged. A. B. 17. Harder Softer Homogeneous Heterogeneous Both B and C What happens with less filtration? A. B. C. D. E. 16. Collimating Aluminum Compensating Wedge Inherent increases decreases does not change The relationship between filtration and contrast is _________. A. B. C. None Direct Inverse 6 19. More filtration results in a longer scale of contrast while less filtration results in a shorter scale of contrast. A. B. 20. The relationship between filtration and the geometric properties of image details. A. B. C. 21. None Direct Indirect Changing filtration will make a diff...
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This note was uploaded on 11/12/2011 for the course RADIOLOGY 153 taught by Professor Walters during the Spring '11 term at Boise State.

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