If the vertical angulation is not increased when exposing periapical radiographs of a patient with a low palatal vault, the cusps of the crowns may be cut off of the image.

Question

Quizplus · Accepted Answer

The issue described is related to the horizontal angulation, not the vertical angulation. Incorrect horizontal angulation can lead to overlapping or missing structures, while incorrect vertical angulation can lead to elongation or foreshortening of the teeth on the radiograph.

If the Vertical Angulation Is Not Increased When Exposing Periapical