Voltage supplied from the autotransformer is considered:
A. High voltage produced through mutual induction
B. Low voltage produced through self induction
C. High voltage produced through self induction
D. Low voltage produced through mutual induction
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B. Low voltage produced through self induction
When a PACS network runs through a standard web-based network, this can result in
which of these disadvantages?
A. If the PACS server goes down, all images are inaccessible
B. If the internet is slow, images take longer to access
,C. Prior imaging studies are not easily accessible
D. Imaging studies are not accessible at all PACS reading stations
Give this one a try later!
B. If the internet is slow, images take longer to access
Which of these x-ray systems will have the highest contrast resolution?
A. 12-bit system
B. 8-bit system
C. 4- bit system
D. 2- bit system
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A. 12-bit system
Total current (amperes) is calculated by multiplying total voltage with total resistance.
A. True
B. False
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B. False
A PACS network consists of the following:
1. Archive server
,2. Display workstations
3. Imaging modality
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 1,2, and 3
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D. 1,2, and 3
The rectification system is responsible for:
A. Increasing current before it reaches the x-ray tube
B. Allowing current to only flow in one direction
C. Decreasing current before it reaches the x-ray tube
D. Allowing current to flow in more than one direction
Give this one a try later!
B. Allowing current to only flow in one direction
An x-ray exposure ABOVE the level of the detector's dynamic range may result in an
image error called:
A. Quantum mottle
B. Saturation artifact
C. Excessive contrast
D. Geometric distortion
Give this one a try later!
, B. Saturation artifact
Which of these factors would produce a radiographic image with the highest spatial
resolution?
1. Increased pixel size
2. Increased matrix size
3. Increase field-of-view
A. 1 only
B. 2 only
C. 3 only
D. 1,2, and 3
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B. 2 only
In the context of a digital matrix, 1024 x 1024 refers to:
A. the number of pixels in the matrix
B. the size of pixels in the matrix
C. the number of brightness levels displayed in the matrix
D. the physical measurement of the matrix
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A. the number of pixels in the matrix
A. High voltage produced through mutual induction
B. Low voltage produced through self induction
C. High voltage produced through self induction
D. Low voltage produced through mutual induction
Give this one a try later!
B. Low voltage produced through self induction
When a PACS network runs through a standard web-based network, this can result in
which of these disadvantages?
A. If the PACS server goes down, all images are inaccessible
B. If the internet is slow, images take longer to access
,C. Prior imaging studies are not easily accessible
D. Imaging studies are not accessible at all PACS reading stations
Give this one a try later!
B. If the internet is slow, images take longer to access
Which of these x-ray systems will have the highest contrast resolution?
A. 12-bit system
B. 8-bit system
C. 4- bit system
D. 2- bit system
Give this one a try later!
A. 12-bit system
Total current (amperes) is calculated by multiplying total voltage with total resistance.
A. True
B. False
Give this one a try later!
B. False
A PACS network consists of the following:
1. Archive server
,2. Display workstations
3. Imaging modality
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 1,2, and 3
Give this one a try later!
D. 1,2, and 3
The rectification system is responsible for:
A. Increasing current before it reaches the x-ray tube
B. Allowing current to only flow in one direction
C. Decreasing current before it reaches the x-ray tube
D. Allowing current to flow in more than one direction
Give this one a try later!
B. Allowing current to only flow in one direction
An x-ray exposure ABOVE the level of the detector's dynamic range may result in an
image error called:
A. Quantum mottle
B. Saturation artifact
C. Excessive contrast
D. Geometric distortion
Give this one a try later!
, B. Saturation artifact
Which of these factors would produce a radiographic image with the highest spatial
resolution?
1. Increased pixel size
2. Increased matrix size
3. Increase field-of-view
A. 1 only
B. 2 only
C. 3 only
D. 1,2, and 3
Give this one a try later!
B. 2 only
In the context of a digital matrix, 1024 x 1024 refers to:
A. the number of pixels in the matrix
B. the size of pixels in the matrix
C. the number of brightness levels displayed in the matrix
D. the physical measurement of the matrix
Give this one a try later!
A. the number of pixels in the matrix
