Which of the following is not true of a panoramic tubehead?

Question

Quizplus · Accepted Answer

Different from the intraoral tubehead,the vertical angulation of the panoramic tubehead is not adjustable.
The components of a panoramic x-ray tubehead are similar to an intraoral tubehead in that it has a filament that produces electrons and a target that produces radiographs.
The tubehead of the panoramic unit always rotates behind the patient's head as the film rotates in front of the patient.
The collimator used in the panoramic x-ray machine is a lead plate with an opening shaped like a narrow vertical slit.

Which of the Following Is Not True of a Panoramic