The function of the collimator used in the panoramic x-ray machine is to ____________________.
A)align the patient's teeth as accurately as possible in the focal trough.
B)generate the x-rays.
C)restrict the size and shape of the x-ray beam.
D)prevent a ghost image.

Question

Quizplus · Accepted Answer

The function of the collimator is to restrict the size and shape of the x-ray beam.The head positioner is used to align the patient's teeth as accurately as possible in the focal trough.A filament in the tubehead is used to generate electrons and a target is used to produce x-rays.Removal of metal objects prevents most ghost images.It doesn't prevent anatomical ghost images.

The Function of the Collimator Used in the Panoramic X-Ray