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Chap 5-7 Quiz Test

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1.
What change will result in changing the Emax of the photons in the x-ray emission spectrum. (Emax = maximum energy)
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2.
What can be determined from an x-ray emission spectrum
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3.
Differential absorption between bone and soft tissue occurs principally for which of the following reasons
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4.
If mA is decreased what will happen in the x-ray spectrum
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5.
Which of the following occurs in a Compton interaction
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6.
Differential absorption, although a complicated process, is basically the result of differences between
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7.
During photoelectric interaction
A.
an electron is emitted from the atom
B.
photon Emax (Emax =maximum energy)
C.
an atom is ionized
D.
photoelectric effect and transmission
E.
A shift to the right and increase in amplitude
F.
there is a difference in effective atomic number
G.
the amplitude of the graph will decrease
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8.
Positive contrast media is administered to increase which type of interaction?
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9.
Which of the following is a major source of occupational exposure?
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10.
The colon is imaged during a barium enema examination principally because of differences in
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11.
What factor minorly affects the average energy and majorly affects the amplitude of the x-ray emission spectrum?
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12.
Which of the following x rays would be most likely to undergo classical scattering
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13.
Which interaction, within the diagnostic range, does not involve the removal of an orbital electron?
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14.
During the Compton effect most of the incident x ray energy is given to which of the following
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15.
Anatomic structures that readily transmit x rays are

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