What portion of this knee histogram represents the unattenuated exposure outside of
the tissue?
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D
What is the magnification factor when a 42 inch (107cm) source to image distance
(SID) is used in. There is an object image distance.(OID) of 10 inches (25 cm)?
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, 1.3
What is the primary factor controlling subject contrast?
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The absorption characteristics of the tissues and structures being expose
The large difference in signal intensities within the remnant beam of a chest exposure
is described as:
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High subject contrast
The highest quality radiograph would be produced by which of the following
situation?
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Longer source the image distance (SID) and shorter object to image
distance (OID)
When the matrix size of a digital image decreases, the size of the pixels within the
image:
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Increases
Before patient factors related to spatial resolution are object-to-image distance
(OID), patient size, pathology, and which of the following?
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Patient movement
Which of the following combinations would produce an image with the highest spatial
resolution?
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Small DEL size, small DEL pitch, high fill factor
Low contrast is defined by:
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Long gray scale and many shades of gray
Which of the following is the most important factor influencing the contrast of the
radiographic image?
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Computer processing
A technologist can identify an image produce with excessively high milliampere-
seconds (mAs) based on which of the following?
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An exposure indicator outside of the acceptable range
Patient motion on a radiograph will have what type of appearance?
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Blurring of anatomy
The distance between a Anatomy being image in the focal spot within the x-ray tube
is called:
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Source to object distance (SOD)
Spatial resolution in digital radiography is defined as the:
the tissue?
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D
What is the magnification factor when a 42 inch (107cm) source to image distance
(SID) is used in. There is an object image distance.(OID) of 10 inches (25 cm)?
Give this one a try later!
, 1.3
What is the primary factor controlling subject contrast?
Give this one a try later!
The absorption characteristics of the tissues and structures being expose
The large difference in signal intensities within the remnant beam of a chest exposure
is described as:
Give this one a try later!
High subject contrast
The highest quality radiograph would be produced by which of the following
situation?
Give this one a try later!
Longer source the image distance (SID) and shorter object to image
distance (OID)
When the matrix size of a digital image decreases, the size of the pixels within the
image:
,Give this one a try later!
Increases
Before patient factors related to spatial resolution are object-to-image distance
(OID), patient size, pathology, and which of the following?
Give this one a try later!
Patient movement
Which of the following combinations would produce an image with the highest spatial
resolution?
Give this one a try later!
Small DEL size, small DEL pitch, high fill factor
Low contrast is defined by:
Give this one a try later!
Long gray scale and many shades of gray
Which of the following is the most important factor influencing the contrast of the
radiographic image?
, Give this one a try later!
Computer processing
A technologist can identify an image produce with excessively high milliampere-
seconds (mAs) based on which of the following?
Give this one a try later!
An exposure indicator outside of the acceptable range
Patient motion on a radiograph will have what type of appearance?
Give this one a try later!
Blurring of anatomy
The distance between a Anatomy being image in the focal spot within the x-ray tube
is called:
Give this one a try later!
Source to object distance (SOD)
Spatial resolution in digital radiography is defined as the:
