If the patient has a shallow palate, a lack of parallelism of greater than ____ degrees requires a modification in technique.

Question

Quizplus · Accepted Answer

A lack of parallelism of 20 degrees or more in patients with a shallow palate can cause distortion of the radiographic image. Therefore, a modification in technique, such as using a bisecting angle technique or a shorter exposure time, may be necessary. Options A, C, and D are incorrect because they do not reflect the recommended degree of lack of parallelism for modification in technique.

If the Patient Has a Shallow Palate, a Lack of Parallelism