Deck 6: Information Technology in Radiology

Question 1

A bone density scan or ___________________ is a special kind of low-radiation x-ray that shows changes in the rays' intensity after passing through bone.

A)x-ray
B)PET scan
C)DEXA scan
D)MRI

Answer 1

DEXA scan

Question 2

______________________________________ machines use computer technology to produce images of soft tissue within the body that could NOT be pictured by traditional x-rays.

A)X-ray
B)PET scan
C)Ultrasound
D)MRI

Answer 2

MRI

Question 3

Radiology is increasingly concerned with treating disease.Radiologists who treat disease are called ______________ radiologists.

A)interventional
B)treating
C)medical
D)None of the above

Answer 3

interventional

Question 4

_______________ uses x-rays and digital technology to produce a cross-?sectional image of the body.

Question 5

The newer _____________ knife,because it compensates for patient movement,can be used to treat brain and spinal tumors with radiosurgery.

A)radiological
B)cyber
C)alpha
D)None of the above

Question 6

Functional ____________________ measure small metabolic changes in an active part of the brain.It identifies brain activity by changes in blood oxygen.

A)x-rays
B)PET scans
C)ultrasounds
D)MRIs

Question 7

Focused ________________ surgery does NOT involve cutting,but the use of sound waves.Studies involve the use of ultrasound to stop massive bleeding and to treat cancer.

A)ultrasound
B)radiography
C)MRI
D)SPECT

Question 8

___________ are used to image brain tumors and in helping to diagnose disorders of the nervous system such as multiple sclerosis (MS).

A)X-rays
B)PET scans
C)Ultrasounds
D)MRIs

Question 9

________________ is "a system that transmits,stores,retrieves,and displays digital images ...and communicates the information over a network."

A)PACS
B)RACS
C)PICOM
D)RADCOM

Question 10

Neuroimaging techniques using _____________ can present a picture of brain activity associated with cognitive processes like memory and the use of language.

A)x-rays
B)PET scans
C)ultrasounds
D)MRIs

Question 11

Digital images ________________________.

A)are immediately available on a network
B)do not have to be developed
C)can be transmitted over telephone lines
D)All of the above

Question 12

____________________ is used to examine a moving fetus.

A)X-ray
B)PET scan
C)Ultrasound
D)Computerized tomography (CT)scan

Question 13

_____________________ use radioisotope technology to create a picture of the body in action.

A)X-rays
B)PET scans
C)DEXA scans
D)MRIs

Question 14

A traditional _________________ uses high-energy electromagnetic waves to produce a two-dimensional picture on film.

Question 15

__________________________ uses x-rays and digital technology to produce a cross-sectional image of the body.

A)Barium swallow
B)PET scan
C)Ultrasound
D)Computerized tomography (CT)scan

Question 16

Between 2000 and 2010,linear accelerators that attack cancer cells have continued to be developed.Each allows doctors to use more radiation._______________"shapes and varies the intensity of radiation beams."

Question 17

On the borderline between radiology and surgery,stereotactic radiosurgery or _______________ knife surgery is a noninvasive technique that is currently used to treat brain tumors in a one-day session.

A)alpha
B)beta
C)gamma
D)None of the above

Question 18

_______________ uses no radiation.It uses very high-frequency sound waves and the echoes they produce when they hit an object.

Question 19

If a broken bone is suspected,a/an _______________ is likely to be used.

Question 20

If a doctor suspects that you have a broken bone,which of the following imaging techniques is likely to be used?

A)x-ray
B)PET scan
C)ultrasound
D)MRI

Question 21

_______________ can show the specific brain activity associated with schizophrenia,manic-depression,posttraumatic stress disorder,and obsessive-compulsive disorder.

Question 22

_______________ are used to image brain tumors and in helping to diagnose disorders of the nervous system.

Question 23

_______________ surgery does NOT involve cutting,but the use of sound waves.

Question 24

_______________ (IMRT)scans may be used in place of coronary angiograms to examine coronary artery blockages.

Question 25

____________works with matter on an almost molecular or cellular scale.

Question 26

________________ (PACS)is an electronic and ideally filmless information system for acquiring,sorting,transporting,storing,and electronically displaying medical images.It is a server.

Question 27

_______________ MRIs measure brain activity by changes in blood oxygen.

Question 28

_______________ machines use computer technology to produce images of soft tissue.

Question 29

Brain imaging techniques,including both PET scans and fMRIs,are aiding in the comprehension of mental disorders such as _______________.

Question 30

Stereotactic radiosurgery (gamma knife surgery)is a noninvasive technique that is currently used to treat _______________ tumors.