beam attenuation PP

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Last updated 3:23 PM on 9/17/26
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10 Terms

1
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Attenuation is defined

“the degree to which an x-ray beam is reduced by an object”

2
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Areas of low attenuation

black

3
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Areas of high attenuation

white

4
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What is tha numerical value called we get in beam attenuation called

housnfield

5
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Linear attenuation coefficient

defined as “the amount of the x-ray beam that is scattered or absorbed per unit thickness of the absorber”

6
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•Attenuation coefficient x with increasing photon energy

decreases

7
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•Attenuation coefficient x with increase in atomic number and density of material

increases

8
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beam attentuation is represented by what greek letter

•µ (“mew”)

9
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is mew higher in bone or lungs

bone

10
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what is mew responsible for

contrast