LRA 221 Final Exams STUDY BUNDLE PACKAGE|
Questions and Verified Answers - (2024/ 2025
Update) 100% Correct
PSP phosphor speed and radiographic film speed are always equivalent
A. True
B. False - ANSWERfalse
The purpose of the barcode label is to match the image information with the:
A. imaging plate.
B. patient identifier.
C. technologist.
D. radiographic room. - ANSWERpatient identifier
Film and intensifying screens are primarily used in
A. computed radiography (CR)
B. digital radiography (DR)
C. conventional radiography
D. picture archival and communication systems - ANSWERconventional radiography
CR acquires an image through
A. conventional film/screen processing using a digital scanner
B. the heating of a thermoluminescent device
C. an electrically charged cassette
D. the use of a storage phosphor plate - ANSWERthe use of a storage phosphor plate
Storage phosphor plates are similar to
A. intensifying screens
B. xermammography cassettes
C. flat panel detectors
D.cardboard cassette - ANSWERintensifying screens
In a digital radiography system, which of the following are needed to produce a
radiographic image?
a. X-ray absorber and a CCD
b. Intensifying screen and a TFT
c. Storage phosphor plate and a CCD
d. Storage phosphor plate and a TFT - ANSWERx-ray absorber and a CCD
The two elements needed to convert light signals into an electrical signal while using
indirect capture FPD are TFT and:
A. photodetector
B. photoconductors
C. phototransistors
D. photostators - ANSWERphotodetector
, The x-ray absorber typically used in direct capture DR is a ______.
a. Photodiode
b. Phototransistor
c. Photoconductor
d. Photoelectron` - ANSWERphotoconductor
Technologist efficiency ratings are generally the same when comparing conventional
radiography with ______ radiography
A. computed
B. digital - ANSWERcomputed
Compared with a 90-second processing time found in conventional radiography,
image acquisition with DR has now been reduced to ______.
a. Instantaneous acquisition
b. 1 to 2 seconds
c. 3 to 5 seconds
d. 6 to 8 second - ANSWER3 to 5 seconds
The active element in a storage phosphor is ______.
a. Lithium
b. Glutaraldehyde
c. Europium
d. Barium fluorohalide - ANSWERbarium fluorohalide
In reference to PSP image capture, to release the latent image, which of the
following devices is scanned over the phosphor plate?
a. Photomultiplier tube
b. Fluorescent light
c. Focused laser light
d. Lithium crystal - ANSWERfocused laser light
Which of the following best describes the sequence for PSP image capture?
a. Phosphor plate, focused laser light scanner, photomultiplier, digital-analog
converter, review station
b. Phosphor plate, focused laser light scanner, photodensitometer, digital-analog
converter, review station
c. Phosphor plate, focused laser light scanner, photodensitometer, analog-digital
converter, review station
d. Phosphor plate, focused laser light scanner, photomultiplier, analog-digital
converter, review station - ANSWERd. Phosphor plate, focused laser light scanner,
photomultiplier, analog-digital converter, review station
X-ray energy related to direct capture DR will stimulate a ______, which eventually is
changed into an electrical signal.
a. Photodensitometer
b. Scintillator
Questions and Verified Answers - (2024/ 2025
Update) 100% Correct
PSP phosphor speed and radiographic film speed are always equivalent
A. True
B. False - ANSWERfalse
The purpose of the barcode label is to match the image information with the:
A. imaging plate.
B. patient identifier.
C. technologist.
D. radiographic room. - ANSWERpatient identifier
Film and intensifying screens are primarily used in
A. computed radiography (CR)
B. digital radiography (DR)
C. conventional radiography
D. picture archival and communication systems - ANSWERconventional radiography
CR acquires an image through
A. conventional film/screen processing using a digital scanner
B. the heating of a thermoluminescent device
C. an electrically charged cassette
D. the use of a storage phosphor plate - ANSWERthe use of a storage phosphor plate
Storage phosphor plates are similar to
A. intensifying screens
B. xermammography cassettes
C. flat panel detectors
D.cardboard cassette - ANSWERintensifying screens
In a digital radiography system, which of the following are needed to produce a
radiographic image?
a. X-ray absorber and a CCD
b. Intensifying screen and a TFT
c. Storage phosphor plate and a CCD
d. Storage phosphor plate and a TFT - ANSWERx-ray absorber and a CCD
The two elements needed to convert light signals into an electrical signal while using
indirect capture FPD are TFT and:
A. photodetector
B. photoconductors
C. phototransistors
D. photostators - ANSWERphotodetector
, The x-ray absorber typically used in direct capture DR is a ______.
a. Photodiode
b. Phototransistor
c. Photoconductor
d. Photoelectron` - ANSWERphotoconductor
Technologist efficiency ratings are generally the same when comparing conventional
radiography with ______ radiography
A. computed
B. digital - ANSWERcomputed
Compared with a 90-second processing time found in conventional radiography,
image acquisition with DR has now been reduced to ______.
a. Instantaneous acquisition
b. 1 to 2 seconds
c. 3 to 5 seconds
d. 6 to 8 second - ANSWER3 to 5 seconds
The active element in a storage phosphor is ______.
a. Lithium
b. Glutaraldehyde
c. Europium
d. Barium fluorohalide - ANSWERbarium fluorohalide
In reference to PSP image capture, to release the latent image, which of the
following devices is scanned over the phosphor plate?
a. Photomultiplier tube
b. Fluorescent light
c. Focused laser light
d. Lithium crystal - ANSWERfocused laser light
Which of the following best describes the sequence for PSP image capture?
a. Phosphor plate, focused laser light scanner, photomultiplier, digital-analog
converter, review station
b. Phosphor plate, focused laser light scanner, photodensitometer, digital-analog
converter, review station
c. Phosphor plate, focused laser light scanner, photodensitometer, analog-digital
converter, review station
d. Phosphor plate, focused laser light scanner, photomultiplier, analog-digital
converter, review station - ANSWERd. Phosphor plate, focused laser light scanner,
photomultiplier, analog-digital converter, review station
X-ray energy related to direct capture DR will stimulate a ______, which eventually is
changed into an electrical signal.
a. Photodensitometer
b. Scintillator
