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 Registry Review

Equipment Op and QC

What is the process of "boiling off" electrons? Thermionic Emission (pg. 296)
What principle refers to the decreased beam intensity at the anode end of the x-ray beam? Anode-heel effect (pg. 296)
What is the minimum response time of an AEC? shortest possible exposure time (pg. 280)
What causes pitting of the focal track? Repeated, frequent overloading (pg. 280)
Name a few ways to harden or increase the effective energy of the x-ray beam. Increased Added Filtration Increase kVp (pg. 281)
What type of relationship does kV and HVL have? Direct- as one increases the other increases (pg. 282)
What does window width relate to? contrast scale (pg. 300)
What does window level relate to? brightness (pg. 300)
What does the motor convert? electrical energy to mechanical energy (pg. 300)
What are a few types of AECs? phototimer, ionization chamber (pg. 301)
What happens during Bremsstrahlung production? an approaching electron changes direction and loses energy (pg. 302)
What is the voltage ripple for a 3 phase 6 pulse rectified generator? 13% (pg. 303)
What is the ripple for a 3 phase 12 pulse rectified generator? 3.5% (pg. 303)
Where are the electrons produced in an x-ray machine? filament of cathode
What is quality control? regular measurement and evaluation of radiographic equipment components and their performance (pg. 304)
What device is adjusted when the radiographer changes the kilovoltage? autotransformer (pg. 304)
What does automatice brightness control compensate for? changing patient and part thickness during fluoro procedures (pg. 306)
How accurate must the kV be when tested annually? +/- 4 kV (pg 307)
What is current? the amount of electric charge flowing per second (pg. 309)
What is voltage? potential difference existing between two points (pg. 309)
What is capacitance? a quantity of stored electricity (pg. 309)
Created by: magrissom