Chapter 01: Introduction to Digital Radiography and Picture Archiving and
Communication Systems
Carter: Digital Radiography and PACS, 3rd Edition
MULTIPLE CHOICE
1. 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.
ANS: C OBJ: Explain latent image formation foar bcirobn.cvoemn/tteisotnal radiography.
2. Intensifying screens
a. absorb light.
b. emit light.
c. absorb scatter.
d. emit positive electrons.
ANS: B OBJ: Explain latent image formation for conventional radiography.
3. Which modality was the first to use the principle of digital imaging?
a. Computed tomography (CT)
b. Magnetic resonance imaging (MRI)
c. Ultrasonography
d. Cardiac catheterization
ANS: A OBJ: Define the term digital imaging.
4. Who was the first to incorporate digital imaging with the CT scanner?
a. Paul Lauterbur
b. Godfrey Hounsfield
c. Sol Nudelman
d. M. Paul Capp
ANS: B OBJ: Define the term digital imaging.
5. Teleradiology, moving images via telephone lines to and farboirm
b.croe
mm/teo
stte locations, was first
conceptualized by
a. Paul Lauterbur.
b. M. Paul Capp.
c. Albert Jutras.
d. Sol Nudelman.
ANS: C OBJ: Define digital imaging and communications in medicine.
6. The invention of CT is heralded as
a. the advanced use of three-dimensional computation in medical imaging.
b. one of the greatest milestones in medical imaging.
c. the stepping stone for the development of MRI.
abirb.com/test
, d. the first modality to use PACS.
ANS: B OBJ: Define the term digital imaging.
abirb.com/test
7. Early reconstruction of raw CT data took a few _ to form a recognizable image.
a. minutes
b. hours abirb.com/test
c. days
ANS: C OBJ: Define the term digital imaging.
abirb.com/test
8. The first commercial CT scanners could image the
a. abdomen only.
b. head only.
abirb.com/test
c. head and abdomen.
d. total body.
ANS: B OBJ: Define the term digital imaging.
abirb.com/test
9. In which decade was MRI first introduced?
a. 1950s
b. 1960s abirb.com/test
c. 1970s
d. 1980s
ANS: D OBJ: Define the term digital imaging. abirb.com/test
10. Which two modalities could easily be converted to digital imaging properties?
a. CT and ultrasonography
b. CT and MRI abirb.com/test
c. Ultrasonography and nuclear medicine
d. Nuclear medicine and CT
abirb.com/test
ANS: C OBJ: Define the term digital imaging.
11. Early picture archival and communication systems were first developed
a. in Canada. abirb.com/test
b. by the U.S. military.
c. by Albert Jutras.
d. by NASA.
abirb.com/test
ANS: B OBJ: Explain what a PACS is and how it is used.
12. Teleradiography incorporated to produce radiographic images.
a. satellite feeds abirb.com/test
b. cable lines
c. T1 cables
d. telephone lines abirb.com/test
ANS: D OBJ: Explain what a PACS is and how it is used.
13. One of the early goals related to the development of PACSabw
irba.csom
to/test
a. reduce costs related to overstaffing.
abirb.com/test
,abirb.com/test
abirb.com/test
, b. allow radiologists to read stat films from a hospital while at home.
c. provide a means to move battlefield images to an established hospital.
d. eliminate the need for chemical processing. abirb.com/test
ANS: C OBJ: Explain what a PACS is and how it is used.
14. CR acquires an image through abirb.com/test
a. conventional film/screen processing using a digital scanner.
b. the heating of a thermoluminescent device.
c. an electrically charged cassette.
abirb.com/test
d. the use of a storage phosphor plate.
ANS: D OBJ: Describe the latent image formation process for PSP image capture.
abirb.com/test
15. Storage phosphor plates are similar to
a. intensifying screens.
b. xeromammography cassettes.
c. flat panel detectors. abirb.com/test
d. cardboard cassettes.
ANS: A OBJ: Describe the latent image formation process for PSP image capture.
abirb.com/test
16. In a DR 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
abirb.com/test
c. Storage phosphor plate and a CCD
d. Storage phosphor plate and a TFT
ANS: A OBJ: Compare and contrast the latent image formation processes.
abirb.com/test
17. The two elements needed to convert light signals into an electrical signal while using indirect
capture DR are TFT and
a. photodiodes. abirb.com/test
b. photoconductors.
c. phototransistors.
d. photostators.
abirb.com/test
ANS: A OBJ: Compare and contrast the latent image formation processes.
18. The x-ray absorber typically used in direct capture DR is a
a. photodiode. abirb.com/test
b. phototransistor.
c. photoconductor.
d. photoelectron. abirb.com/test
ANS: C OBJ: Compare and contrast the latent image formation processes.
19. Technologist efficiency ratings are generally the same wheabnirbc.ocom
mp/teasrting conventional
radiography with radiography.
a. computed
b. digital
abirb.com/test
ANS: A OBJ: Compare and contrast the latent image formation processes.
abirb.com/test
Communication Systems
Carter: Digital Radiography and PACS, 3rd Edition
MULTIPLE CHOICE
1. 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.
ANS: C OBJ: Explain latent image formation foar bcirobn.cvoemn/tteisotnal radiography.
2. Intensifying screens
a. absorb light.
b. emit light.
c. absorb scatter.
d. emit positive electrons.
ANS: B OBJ: Explain latent image formation for conventional radiography.
3. Which modality was the first to use the principle of digital imaging?
a. Computed tomography (CT)
b. Magnetic resonance imaging (MRI)
c. Ultrasonography
d. Cardiac catheterization
ANS: A OBJ: Define the term digital imaging.
4. Who was the first to incorporate digital imaging with the CT scanner?
a. Paul Lauterbur
b. Godfrey Hounsfield
c. Sol Nudelman
d. M. Paul Capp
ANS: B OBJ: Define the term digital imaging.
5. Teleradiology, moving images via telephone lines to and farboirm
b.croe
mm/teo
stte locations, was first
conceptualized by
a. Paul Lauterbur.
b. M. Paul Capp.
c. Albert Jutras.
d. Sol Nudelman.
ANS: C OBJ: Define digital imaging and communications in medicine.
6. The invention of CT is heralded as
a. the advanced use of three-dimensional computation in medical imaging.
b. one of the greatest milestones in medical imaging.
c. the stepping stone for the development of MRI.
abirb.com/test
, d. the first modality to use PACS.
ANS: B OBJ: Define the term digital imaging.
abirb.com/test
7. Early reconstruction of raw CT data took a few _ to form a recognizable image.
a. minutes
b. hours abirb.com/test
c. days
ANS: C OBJ: Define the term digital imaging.
abirb.com/test
8. The first commercial CT scanners could image the
a. abdomen only.
b. head only.
abirb.com/test
c. head and abdomen.
d. total body.
ANS: B OBJ: Define the term digital imaging.
abirb.com/test
9. In which decade was MRI first introduced?
a. 1950s
b. 1960s abirb.com/test
c. 1970s
d. 1980s
ANS: D OBJ: Define the term digital imaging. abirb.com/test
10. Which two modalities could easily be converted to digital imaging properties?
a. CT and ultrasonography
b. CT and MRI abirb.com/test
c. Ultrasonography and nuclear medicine
d. Nuclear medicine and CT
abirb.com/test
ANS: C OBJ: Define the term digital imaging.
11. Early picture archival and communication systems were first developed
a. in Canada. abirb.com/test
b. by the U.S. military.
c. by Albert Jutras.
d. by NASA.
abirb.com/test
ANS: B OBJ: Explain what a PACS is and how it is used.
12. Teleradiography incorporated to produce radiographic images.
a. satellite feeds abirb.com/test
b. cable lines
c. T1 cables
d. telephone lines abirb.com/test
ANS: D OBJ: Explain what a PACS is and how it is used.
13. One of the early goals related to the development of PACSabw
irba.csom
to/test
a. reduce costs related to overstaffing.
abirb.com/test
,abirb.com/test
abirb.com/test
, b. allow radiologists to read stat films from a hospital while at home.
c. provide a means to move battlefield images to an established hospital.
d. eliminate the need for chemical processing. abirb.com/test
ANS: C OBJ: Explain what a PACS is and how it is used.
14. CR acquires an image through abirb.com/test
a. conventional film/screen processing using a digital scanner.
b. the heating of a thermoluminescent device.
c. an electrically charged cassette.
abirb.com/test
d. the use of a storage phosphor plate.
ANS: D OBJ: Describe the latent image formation process for PSP image capture.
abirb.com/test
15. Storage phosphor plates are similar to
a. intensifying screens.
b. xeromammography cassettes.
c. flat panel detectors. abirb.com/test
d. cardboard cassettes.
ANS: A OBJ: Describe the latent image formation process for PSP image capture.
abirb.com/test
16. In a DR 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
abirb.com/test
c. Storage phosphor plate and a CCD
d. Storage phosphor plate and a TFT
ANS: A OBJ: Compare and contrast the latent image formation processes.
abirb.com/test
17. The two elements needed to convert light signals into an electrical signal while using indirect
capture DR are TFT and
a. photodiodes. abirb.com/test
b. photoconductors.
c. phototransistors.
d. photostators.
abirb.com/test
ANS: A OBJ: Compare and contrast the latent image formation processes.
18. The x-ray absorber typically used in direct capture DR is a
a. photodiode. abirb.com/test
b. phototransistor.
c. photoconductor.
d. photoelectron. abirb.com/test
ANS: C OBJ: Compare and contrast the latent image formation processes.
19. Technologist efficiency ratings are generally the same wheabnirbc.ocom
mp/teasrting conventional
radiography with radiography.
a. computed
b. digital
abirb.com/test
ANS: A OBJ: Compare and contrast the latent image formation processes.
abirb.com/test
