___ mm Hg is within the normal diastolic pressure range for adults.
a. 40
b. 80
c. 120
d 140 - b
___ the window ___ will make the image appear darker so that bony structures can be evaluated.
a. Increasing, with
b. Decreasing , level
c. Decreasing, width
d. Increasing, level - d
____ affe...
CT Registry Review (MIC), CT Procedures -
head/neck/chest, Final Anatomy, CT ANATOMY ARRT /
Revised Questions and Answers / Guaranteed Pass
___ mm Hg is within the normal diastolic pressure range for adults.
a. 40
b. 80
c. 120
d 140 - b
___ the window ___ will make the image appear darker so that bony structures can be evaluated.
a. Increasing, with
b. Decreasing , level
c. Decreasing, width
d. Increasing, level - d
____ affects the CT number of water.
a. No imaging parameter
b. The slice thickness
c. The kVp
d. The mAs - a
_____ allows helical data to be converted into planar raw data.
a. Retrospective reconstruction
b. Interpolation
c. Cone beam reconstruction
d. Convolution - b
_____ in the images is a possible manifestation of patient motion.
,1. ghosting
2. blurring
3. streaks
a. 1 only
b. 2 only
c. 3 only
d. 1, 2 & 3 - d
_____ is the mathematical process used by single-row detector scanners to reconstruct CT images from
raw data.
a. Weighted averaging
b. Filtered back projection
c. The Fourier transform
d. Integration of the area under the curve - b
_____ scanner design was the first to acquire four slices in a single rotation.
a. second generation
b. third generation
c. multi-row detector
d. continuous rotation - c
_____ yields an image that appears 3D but also shows anatomical details above and below the 3D
surface.
a. SSD
b. VR
c. MIP
d. Multi-planar reconstructioin - b
_______ may have to be edited from the data set to get a diagnostic MIP of a CTA exam.
,a. Iodinated contrast media
b. Vessels of interest
c. Air
d. Bones - d
_________ in the image is a possible manifestation of patient motion
1. Ghosting
2. Blurring
3. Streaks - 1,2,3
_________ is the concentration of red blood cells within the total volume of blood - Hematocrit
_________ This type of software automatically decreases applied dose on the basis of the size, density,
and overall attenuation of the part being examined - Automatic tube current modulation ATCM is
a form a automatic exposure control AEC for CT systems.
__________ allows remote authorized individuals to connect to a server in a secure fashion using the
routing infrastructure provided on a public network, such as the internet. - VPNs (virtual private
networks)
___________ is the mathematical process used by single-row detector scanner to reconstruct CT images
from raw data - Filtered back projection
___________ the window ___________will make the image appear darker so that the bony structures
can be evaluated
1. increasing, width
2. decreasing, level
3. decreasing, width
4. increasing, level - 4
, ____________ affects the number of water - No imaging parameter
____________ allows helical data to be converted into planar raw data - Interpolation
____________ may have to be edited from the data set to get a diagnostic MIP of a CTA exam -
Bones
____________ offers standardized lab values indicating the blood's ability to coagulate for patients who
are taking anticoagulant medications - INR (international normalized ratio)
_____________ yields an image that appears 3D but also shows anatomical details above and below 3D
surfaces - VR (volume rendering)
_________________ made helical imaging possible - Continuous rotation scanners
** axial images through the Face/ Sinuses should be Parallel to the hard palate
*** coronal images through the Face/ Sinuses should be perpendicular to the hard palate. pt is in the
prone position -
*** From what structure do the right and left coronary arteries originate?
A. Right ventricle
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