CT Registry Review Questions And Answers Already Graded A+
1. Using a reconstruction filter would
Smooth
decrease the appearance of noise in a CT
image
2. A scan uses only a single projection. Localizer
3. T or F False
The volume data from which the 3D SSD is
generated is created by combining transverse,
sagittal and coronal recons
4. 3 types of storage media that may hold CT image data -internal
hard disk
-CD
-re-writable optical disk
5. may have to be edited from the data set to Bone
get a diagnostic MIP of a CTA exam
6. 3 advantages to a helical study compared to a conven- -shorter total
exam time
tional serial CT study -can retro recon a slice at
any position
-otters best image quality
for a brain exam
7. Which of these utilizes convolution; Filtered back projection
-3D Shaded surface display
-Fourier Transform
-filtered back projection
8. Which technique are tissues excluded by 3D shaded surface display
setting a threshold value and eliminating
pixels above and be- low that threshold
1/
8
, CT Registry Review Questions And Answers Already Graded A+
9. -stacked helical
2/
8
1. Using a reconstruction filter would
Smooth
decrease the appearance of noise in a CT
image
2. A scan uses only a single projection. Localizer
3. T or F False
The volume data from which the 3D SSD is
generated is created by combining transverse,
sagittal and coronal recons
4. 3 types of storage media that may hold CT image data -internal
hard disk
-CD
-re-writable optical disk
5. may have to be edited from the data set to Bone
get a diagnostic MIP of a CTA exam
6. 3 advantages to a helical study compared to a conven- -shorter total
exam time
tional serial CT study -can retro recon a slice at
any position
-otters best image quality
for a brain exam
7. Which of these utilizes convolution; Filtered back projection
-3D Shaded surface display
-Fourier Transform
-filtered back projection
8. Which technique are tissues excluded by 3D shaded surface display
setting a threshold value and eliminating
pixels above and be- low that threshold
1/
8
, CT Registry Review Questions And Answers Already Graded A+
9. -stacked helical
2/
8
