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Imaging Test

Enter the letter for the matching
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1.
______ Is directly related to magnification
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2.
Decreasing the amount of OID, ______ The amount of unsharpness and _______ the detail.
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3.
Except for chest and cervical spine exams, a 40 inch or 48 inch SID is the _____
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4.
Motion needs to be ________
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5.
As focal spot size decreases, unsharpness ________ and recorded detail ________
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6.
The distance between the focal spot (source) and the object (area of interest).
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7.
Focal spot size is determined by?
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8.
Most motion results from the patient _____
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9.
Focal spot size X OID / SOD =
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10.
When you select a focal spot size, you're actually selecting a ___________ that will be energized during x-ray production.
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11.
Radiographic images of objects are always ______ in terms of the true object size.
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12.
Optimal detail is achieved when the OID is _____
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13.
When the image is distorted, detail is ______
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14.
The _______ used (______ and _______) Play an important part in minimizing the amount of size distortion.
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15.
Motion unsharpness has the most detrimental effect on the ___________ of the radiographic image
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16.
The distance between the area of interest and the image receptor has a greatest effect on the amount of ________
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17.
Distortion results from the radiographic ________ and either the size magnification or shape of the anatomic part
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18.
Large focal sizes are usually _________mm
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19.
________ is inversely related to magnification.
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20.
As SID increases, size distortion magnification ________
A.
Standard
B.
SOD
C.
Misrepresentation
D.
Filament size
E.
Reduced
F.
SID
G.
Distances (SID and OID).
H.
Unsharpness decreases and recorded detail increases
I.
Recorded detail
J.
Filament size
K.
Eliminated
L.
Moving during an exposure
M.
1.0 to 1.2 mm
N.
Geometric unsharpness
O.
Decreases
P.
0
Q.
Decreases unsharpness, increases detail
R.
OID
S.
Geometric unsharpness
T.
Magnified
Type the that corresponds to the displayed .
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21.
As OID increases, size distortion ( magnification) _________
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22.
A __________ cannot be the exact reconstruction of the anatomic structure.
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23.
But there is always some ______ created between the area of interest and the image receptor.
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24.
The relationship among the variables of focal spot size and distance can be demonstrated by the geometric unsharpness _______
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25.
In addition to the SID, the OID also affects the amount of
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26.
When possible, the distance between the area of interest and the image receptor should be kept to a ________
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27.
__________ refers to the distinctness or sharpness of the structural lines that make up the recorded image.
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28.
Focal spot size only affects recorded _______
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29.
________ has the greatest effect on size distortion, _______ is still an important factor to control to minimize size distortion.
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30.
____________ made just under the limit over a long period can still jeopardize the life of the x-ray tube.

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