Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how


ARRT review covering Equipment Operation & Quality Control and Image Acquisition

1- misalignment of the tube part IR relationship results in ? Shape distortion (PAGE. 179 )
2- in electronic imaging as digital image matrix size increases? Pixel size decrease (PAGE. 179 )
3- an algorithm as used in X-ray imaging is an ? Series of variable instructions (PAGE. 179 )
4- the component of a CR image plate IP that records the radiologic image is the? Photostimulable phosphor (PAGE181. )
5- the radiation dose received by the digital detector for each image is indicated by the ? Exposure indicator (PAGE.181 )
6- the luminescent light emitted by the PSP is transformed into the image seen on the CRT by the ? ADC (PAGE. 182 )
7- the term windowing describes the practice of ? Changing the image brightness and/ or contrast scale (PAGE.183 )
8- potential digital image post processing tasks include? Annotation, inversion/ reversal (PAGE. 185 )
9- what pixel size has a 612 x 512 matrix with 20 cm field of view FOV ? 0.04 mm/ pixel (PAGE.185 )
10-all the following affect the exposure rate of the primary beam except? A- distance B- kilovoltage C- filed size Filed size (PAGE.186 )
11- term is used describe unsharp edges of tiny radiographic details? Blur (PAGE. 186 )
12- analog to digital conversion is required in the following imaging system? CR (PAGE.188 )
13- for the same FOV, spatial resolution will be improved using ? A lager matrix (PAGE188. )
14- the absorption of useful radiation by a grid is called ? Grid cutoff (PAGE. 189 )
15- exposure rate will decrease with an increase in ? SID (PAGE. )196
16- pathologic conditions probably will require a decrease in exposure factors? osteoporosis (PAGE.197 )
17- as window level increases? Brightness increases (PAGE. 200 )
18- the X-ray image seen on the computer display monitor is ? Analog image (PAGE.200 )
19-requires two exposures to evaluate focal spot accuracy? Slit camera (PAGE. 203 )
20- focusing distance is associated with ? Girds (PAGE. 203 )
21-the processing algorithm represents the ? Anatomical part and projection (PAGE.204 )
22- pathologic conditions would require an increase in exposure factors? Ascites (PAGE. 207 )
23- boxes of film stores in too warm an area may be subject to ? Film fog (PAGE.207 )
24- X-ray film emulation is most sensitive to safelight fog? During development (PAGE. 208 )
25- how often are radiographic equipment collimators required to be evaluated? Semiannually (PAGE. 209 )
26- during CR imaging the latent image present on PSP is changed to a computerized image by ? ADC (PAGE. 209 )
27- exposed silver halide crystals are changed to black metallic silver by? Reducers (PAGE. 209 )
28- examination should 70 kV not be exceeded? Intravenous urogram (PAGE. 214 )
29- What frequency must radiographic equipment be checked for linearity and reproducibility? Annually (PAGE.259 )
30- light sensitive AEC devices are know as ? Photo timers (PAGE.260)
31- the electron cloud within the x ray tube is the product of a process called ? Thermionic emission (PAGE.261)
32- a slit camera is used to measure? Focal spot size and spatial resolution (PAGE.262)
33- circuit devices that permit electrons to flow in only one direction are ? Solid state diodes (PAGE.262)
34- devices converted mechanical energy to electrical energy? Generator (PAGE.262)
35- the type of X-ray tube designed to turn on and off rapidly, providing multiple short, precise exposure? Grid controlled (PAGE.263)
36- the voltage ripple associated with a three phase 12 pulse rectified generator is about ? 13% (PAGE.263)
37- a high speed electron is decelerated as is attached to a tungsten atom nucleus this results in ? Bremsstrahlung radiation (PAGE.263)
38- the procedure whose basic operation involves reciprocal motion of X-ray tube and IR? Tomography (PAGE.263)
39- device is used to control voltage by varying resistance? Rheostat (PAGE264 )
40- the regular measurement and evaluation of radiographic equipment components and their performance is most accurately termed ? Quality control (PAGE.264)
41- as electron impinge on the anode surface, less than 1% of their kinetic energy is changed to ? X-ray (PAGE.264)
42- when the radiographer selects kilo voltage on the control panel which device is adjusted? Auto transformer (PAGE.264)
43- star and wye configurations are related to? Three phase transformers (PAGE.265)
44- congruence of the X-ray beam with the light field is tested using ? Radiopaque objects (PAGE.265)
45-the kV setting on radiographic equipment must be tested annually and must be accurate to within? +/- 4 kV (PAGE.265)
46- the device used to test the accuracy of the X-ray timer is the ? Spinning top (PAGE. 265 )
47- term describe the amount of electric charge flowing per second? Current (PAGE. 267 )
48- which part of an induction motor is located out side the X-ray tube glass envelope? Stator PAGE.268 )
49- functions to increase the milliamperage. Increase in heat of the filament (PAGE. 269 )
50- the most likely produce the highest quality radiographic image ? High SNR (PAGE. 273)
Created by: kkaljadani