RTBC A+ DIGITAL IMAGING FINAL EXAM: LATEST VERSION
ENGAGING QUESTIONS AND ANSWERS (100% ACCURATE)
Which of the following components is not utilized for computed radiography (CR)
systems?
Developer
Which two of the following materials may be used in the construction of the
computed radiography (CR) imaging plate outer cassette? (Select two)
Carbon fibers and plastic
The conductor layer within the computed radiography (CR) imaging plate is
responsible for which of the following?
Decreasing electrostatic charge
Which layer of the computed radiography (CR) imaging plate prevents unwanted
light and background radiation from affecting the unprocessed latent image?
Light shield layer
Which layer of the computed radiography (CR) imaging plate is responsible for
creating the latent image from the transmitted x-ray photons exiting the patient?
Phosphor layer
The phosphor layer of the computed radiography (CR) imaging plate is composed
of:
Barium Fluorohalides and Europium Activators
The term "latent image" is used to describe the:
Stored energy within the fluorohalides
The thin, active layer within the computed radiography (CR) cassette stores
what?
Latent image
What is another name for the conductive layer of a computed radiography (CR)
plate?
Antistatic layer
An x-ray photon is absorbed with the phosphor layer of a computed radiography
(CR) plate through what type of interaction?
, Photoelectric interaction
Which of the following materials is responsible for storing the latent image within
the computed radiography (CR) imaging plate?
Photo-stimulable phosphor (PSP)
What is the name of the device that is needed to transfer the latent image within
the imaging plate to a viewable digital radiograph?
Imaging plate reader/digitizer
What is the purpose of the laser within the computed radiography (CR) digitizer?
Release latent image from the photo-stimulable phosphor (PSP) layer
What is the role of the photomultiplier tube (PMT) within the computed
radiography (CR) system?
Collect and multiply the light photons and convert them to electrons
The primary function of the analog-to-digital converter (ADC) within the computed
radiography (CR) imaging plate reader (digitizer) is to convert:
Electrical signals into a digital signal
Which of the following devices may be used in place of the photomultiplier tube
(PMT) within a computed radiography (CR) image reader system?
Charge-coupled device (CCD)
When should a computed radiography (CR) imaging plate be processed to
prevent loss of the latent image?
As soon after exposure as possible
The most common computed radiography (CR) imaging plate readers contain
which of the following?
Analog to digital converter (ADC) and a focusing lens
What occurs to the imaging plate as soon as it is inserted into the computed
radiography (CR) reader?
The imaging plate is extracted by rollers
What happens when a computed radiography (CR) imaging plate is exposed to
white light?
The imaging plate is erased and can be reused
ENGAGING QUESTIONS AND ANSWERS (100% ACCURATE)
Which of the following components is not utilized for computed radiography (CR)
systems?
Developer
Which two of the following materials may be used in the construction of the
computed radiography (CR) imaging plate outer cassette? (Select two)
Carbon fibers and plastic
The conductor layer within the computed radiography (CR) imaging plate is
responsible for which of the following?
Decreasing electrostatic charge
Which layer of the computed radiography (CR) imaging plate prevents unwanted
light and background radiation from affecting the unprocessed latent image?
Light shield layer
Which layer of the computed radiography (CR) imaging plate is responsible for
creating the latent image from the transmitted x-ray photons exiting the patient?
Phosphor layer
The phosphor layer of the computed radiography (CR) imaging plate is composed
of:
Barium Fluorohalides and Europium Activators
The term "latent image" is used to describe the:
Stored energy within the fluorohalides
The thin, active layer within the computed radiography (CR) cassette stores
what?
Latent image
What is another name for the conductive layer of a computed radiography (CR)
plate?
Antistatic layer
An x-ray photon is absorbed with the phosphor layer of a computed radiography
(CR) plate through what type of interaction?
, Photoelectric interaction
Which of the following materials is responsible for storing the latent image within
the computed radiography (CR) imaging plate?
Photo-stimulable phosphor (PSP)
What is the name of the device that is needed to transfer the latent image within
the imaging plate to a viewable digital radiograph?
Imaging plate reader/digitizer
What is the purpose of the laser within the computed radiography (CR) digitizer?
Release latent image from the photo-stimulable phosphor (PSP) layer
What is the role of the photomultiplier tube (PMT) within the computed
radiography (CR) system?
Collect and multiply the light photons and convert them to electrons
The primary function of the analog-to-digital converter (ADC) within the computed
radiography (CR) imaging plate reader (digitizer) is to convert:
Electrical signals into a digital signal
Which of the following devices may be used in place of the photomultiplier tube
(PMT) within a computed radiography (CR) image reader system?
Charge-coupled device (CCD)
When should a computed radiography (CR) imaging plate be processed to
prevent loss of the latent image?
As soon after exposure as possible
The most common computed radiography (CR) imaging plate readers contain
which of the following?
Analog to digital converter (ADC) and a focusing lens
What occurs to the imaging plate as soon as it is inserted into the computed
radiography (CR) reader?
The imaging plate is extracted by rollers
What happens when a computed radiography (CR) imaging plate is exposed to
white light?
The imaging plate is erased and can be reused
