Busy. Please wait.
Log in with Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

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.
Your email address is only used to allow you to reset your password. See 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.
Didn't know it?
click below
Knew it?
click below
Don't Know
Remaining cards (0)
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



1. What type of screen emits blue light? calcium tungstate phosphor
2. What type of screen emits green light? rare earth (usually samarium)
3. When making extraoral radiographs, what is it that actually exposes the film? light emitted from the intensifying screen when exposed to x-radiation
4. How often should the screen be cleaned? weekly
5. What solution is recommended for cleaning the screen? antistatic screen cleaner
6. If a dark spot is evident on every panoramic film in the same spot each time, what should be suspected? light leak through the cassette
7. What will be the appearance on the panoramic radiograph if the patient's chin is tilted downward? exaggerated smile and blurred lower anterior teeth
8. What should be the position of the Frankfort plane when exposing panoramic radiographs? parallel to the floor
9. What should be the position of the anterior teeth when exposing panoramic radiographs? biting edge-to-edge on a bite piece (keeps some space between them); inside the focal trough
10. What is the term for the area of the panoramic machine that is in focus? Image layer OR focal trough
11. What is the most likely cause of the anterior teeth appearing large and out of focus on a panoramic radiograph? patient positioned too far back (too close to source of x-ray)
12. What is the most likely cause of images on the right side being larger that images on the left side of a panoramic radiograph? patient*s head is pivoted (turned) to the side (not centered)
13. What would be the appearance of the resultant image if a denture has been left in place during the panoramic exposure? denture teeth will show (look like floating crowns with no roots) as well as the metal pieces that retain the denture in the acrylic
14. True or false: The exposure time for panoramic machine is preset and cannot be changed. true
15. What should the patient be instructed to do with his or her tongue prior to the panoramic exposure? press it firmly into the roof of the mouth as during a swallow
16. What is the purpose of the Water's projection? view the maxillary sinuses (also frontal)
17. Which extraoral radiograph do orthodontists commonly prescribe for diagnosis and treatment planning? cephalometric
Created by: Sandys
Popular Radiology sets




Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
restart all cards