1.
The main purpose of the slip ring technology is to:
A. 
Increase the number of dectors that can be housed in the gantry
B. 
Make the CT scanning operation quieter
C. 
Allow for continous rotation of the dectors and X-ray tube around the patient
D. 
Reduce the potential for motion artifacts associated with spiral/ helical scanning
2.
The CT number for water is:
A. 
Varies depending on the type of tissue being scanned
B. 
C. 
Is irrelevent to CT scanning
D. 
Needs to be factored into tissues containing alot of water
3.
____________, pick up and measure the radiation passing through a cross-section of the patiant, convert the transmitted photons into an electrical signal, and then send the signal to the computer system for processing.
A. 
B. 
C. 
D. 
4.
The gallbladder is located:
A. 
B. 
C. 
D. 
5.
There are ____ cervical vertebrae?
A. 
B. 
C. 
D. 
6.
The __________ axix is referred to as the sagittal plane.
A. 
B. 
C. 
D. 
7.
CT scanners contain what type of collimators:
A. 
B. 
C. 
Both pre and post patient collimators
D. 
8.
Thin collimation results in ________ resolution:
9.
The scan field of view (SFOV) is selected _______ the scan begains
10.
The display field of view (DFOV) can be equal to or ________ than the scan field of view?
11.
The ________ axis, or the coronal plane divides the patiants body into anterior and posterior sections.
A. 
B. 
C. 
D. 
12.
Spatial resolution describes the degree of blurring in an image and is a measure of how small an object can be imaged.
13.
Preprocessed CT data is referrred to as_____
A. 
B. 
C. 
D. 
14.
Reconstruction that is performed at a much later time is known as________;
A. 
Multiplaner reconstruction
B. 
C. 
Minimum intensity projection
D. 
Retrospective reconstruction
15.
The Z axis is called the _______ because it divides the body into superior and inferior parts.
A. 
B. 
C. 
D. 
16.
Acute renal faliure occurs after all IV contrast injections
17.
CT contrast can be administered via:
A. 
B. 
C. 
D. 
18.
A patient with an allergy to Iodine can still be injected after premedication has been adminstered.
19.
The ______houses most of the functional equipment parts needed to acquire image data.
A. 
B. 
C. 
D. 
20.
Cardiac arrest is classified as a _______reaction:
A. 
B. 
C. 
D. 
21.
The detectors which measure the patiants attenuation data are located _______ the XRay tube.
A. 
B. 
C. 
D. 
22.
As the pitch increases the patient moves through the gantry at a _____ rate.
A. 
B. 
C. 
Table speed does not change
23.
As the pitch increases the patiant dose ______.
A. 
B. 
C. 
D. 
24.
Window width (WW) determines the maximun ________ that can be displayed on the CT monitor.
A. 
B. 
C. 
D. 
25.
A pixel is a ________ element that is assigned a gray value in the form of a ct number.
A. 
B. 
C. 
D.