Each of the following may be used to position the patient within the focal trough EXCEPT one. Which one is the EXCEPTION?
A) Chin rest
B) Forehead rest
C) Film holder
D) Bite block

Question

Quizplus · Accepted Answer

A chin rest, forehead rest, and bite block are all devices that can be used to position the patient's head and stabilize the jaw in the correct position for imaging within the focal trough. However, the film holder does not directly position the patient within the focal trough, but rather holds the imaging medium (such as a digital sensor or film) in place during the imaging process.

Each of the Following May Be Used to Position the Patient