chpt 26 digital fluoroscopy
exam with 100% correct
answers(graded A+)
Digital fluoroscopy uses at least _____ monitor(s). - answer 2
The time it takes to turn on the digital fluoroscopy x-ray tube and reach
the selected mA and kVp is the _____________ time. - answer
interrogation
A charge-coupled device used in digital fluoroscopy provides high
_________________. - answer spatial resolution, SNR, and DQE
Digital fluoroscopy with a charge-coupled device has lower
_____________ and higher ______________ than conventional
fluoroscopy. - answer patient dose, light sensitivity
A principal advantage of digital fluoroscopy is the ______________. -
answer image subtraction and linear response feature
Digital fluoroscopy energy subtraction has less ___________ than
temporal subtraction. - answer motion artifact
, Image integration results in _________________. - answer increased
patient dose
Energy subtraction technique takes advantage of the difference in
______________ during contrast injection. - answer k-edge absorption
Digital fluoroscopy systems with hybrid capabilities use both
_____________________________. - answer temporal and energy
subtraction
Remasking may be required due to __________________. - answer
noise artifacts, motion artifacts, technical factors
In mask mode, the ________ image is shown on monitor B, and the
________ image is shown on monitor A. - answer mask, subtracted
The combination of temporal and energy subtraction techniques is
called _________. - answer hybrid subtraction
The time-interval delay mode is principally used in ___________
imaging. - answer cardiac
exam with 100% correct
answers(graded A+)
Digital fluoroscopy uses at least _____ monitor(s). - answer 2
The time it takes to turn on the digital fluoroscopy x-ray tube and reach
the selected mA and kVp is the _____________ time. - answer
interrogation
A charge-coupled device used in digital fluoroscopy provides high
_________________. - answer spatial resolution, SNR, and DQE
Digital fluoroscopy with a charge-coupled device has lower
_____________ and higher ______________ than conventional
fluoroscopy. - answer patient dose, light sensitivity
A principal advantage of digital fluoroscopy is the ______________. -
answer image subtraction and linear response feature
Digital fluoroscopy energy subtraction has less ___________ than
temporal subtraction. - answer motion artifact
, Image integration results in _________________. - answer increased
patient dose
Energy subtraction technique takes advantage of the difference in
______________ during contrast injection. - answer k-edge absorption
Digital fluoroscopy systems with hybrid capabilities use both
_____________________________. - answer temporal and energy
subtraction
Remasking may be required due to __________________. - answer
noise artifacts, motion artifacts, technical factors
In mask mode, the ________ image is shown on monitor B, and the
________ image is shown on monitor A. - answer mask, subtracted
The combination of temporal and energy subtraction techniques is
called _________. - answer hybrid subtraction
The time-interval delay mode is principally used in ___________
imaging. - answer cardiac
