COMPUTED TOMOGRAPHY FOR
TECHNOLOGISTS 2ND EDITION EXAM
REVIEW QUESTIONS & ANSWERS
RATED 100% CORRECT!!
1 of 190
Term
The computers that are integral to the functioning of the PACS are
referred to as:
archival devices
core servers
routers
bridges
Give this one a try later!
, B. core servers C. back projection
A. Heat capacity C. 110 seconds
Don't know?
2 of 190
Term
The process of applying a filter function to an attenuation profile is
known as:
A. data processing
B.convolution
C. archiving
D.reformation
Give this one a try later!
C. 110 seconds A. bandwidth
B. convolution B. CTDI vol
Don't know?
3 of 190
Term
,An image of a water phantom displays a range of pixel values. What
can be said about this image?
A. it was reconstructed with a "soft" algorithm
B.it is "noisy"
C. the mAs setting used ot produce the image was too high
D.a thick slice was used
Give this one a try later!
C. CT guided biopsy B. kidney function
B. Hounsfield units B. it is "noisy"
Don't know?
4 of 190
Term
Which is a window level used to visualize subtle liver lesions?
A. 150ww;70wl
B.350ww;50wl
C. 1500ww;-600wl
D. 2000ww;600wl
Give this one a try later!
B. Scan data A. roentgen (R)
, D. Reduced heat capacity A. 150ww; 70wl
Don't know?
5 of 190
Term
Compared with conventional radiographic images, CT localizer
images:
A. do not superimpose anatomic structures
B. are of slightly poorer image quality
c. result in a much higher radiation dose to the patient
d. result in a much lower radiation dose to the patient
Give this one a try later!
A. the beam is hardened more by B.all tests must be completed by a
bone and less by fat medical physicist
A. B. are of slightly poorer
it is white image quality
Don't know?
6 of 190
Term
TECHNOLOGISTS 2ND EDITION EXAM
REVIEW QUESTIONS & ANSWERS
RATED 100% CORRECT!!
1 of 190
Term
The computers that are integral to the functioning of the PACS are
referred to as:
archival devices
core servers
routers
bridges
Give this one a try later!
, B. core servers C. back projection
A. Heat capacity C. 110 seconds
Don't know?
2 of 190
Term
The process of applying a filter function to an attenuation profile is
known as:
A. data processing
B.convolution
C. archiving
D.reformation
Give this one a try later!
C. 110 seconds A. bandwidth
B. convolution B. CTDI vol
Don't know?
3 of 190
Term
,An image of a water phantom displays a range of pixel values. What
can be said about this image?
A. it was reconstructed with a "soft" algorithm
B.it is "noisy"
C. the mAs setting used ot produce the image was too high
D.a thick slice was used
Give this one a try later!
C. CT guided biopsy B. kidney function
B. Hounsfield units B. it is "noisy"
Don't know?
4 of 190
Term
Which is a window level used to visualize subtle liver lesions?
A. 150ww;70wl
B.350ww;50wl
C. 1500ww;-600wl
D. 2000ww;600wl
Give this one a try later!
B. Scan data A. roentgen (R)
, D. Reduced heat capacity A. 150ww; 70wl
Don't know?
5 of 190
Term
Compared with conventional radiographic images, CT localizer
images:
A. do not superimpose anatomic structures
B. are of slightly poorer image quality
c. result in a much higher radiation dose to the patient
d. result in a much lower radiation dose to the patient
Give this one a try later!
A. the beam is hardened more by B.all tests must be completed by a
bone and less by fat medical physicist
A. B. are of slightly poorer
it is white image quality
Don't know?
6 of 190
Term
