The central ray forms an angle of how many degrees with the OML for the PA axial projection of the sinuses?

Which of the following sinus projections are performed with the patient PA? Caldwell SMV Waters

Both zygomatic arches can be demonstrated on one projection for which of the following projections? Tangential SMV AP axial

What projection of the TMJ’s is demonstrated in the following radiographic image? 021055 not labeled.jpg

Which of the following should be clearly demonstrated on the following projection of the paranasal sinuses? 022010B with paint.jpg all four sinus groups superimposed orbital roofs superimposed mandibular rami

In an adult, the average angle difference that exists between the OML and the IOML is _____.

Refer to the labeled illustration of the landmarks of the cranium below.  The IOML is represented by which numbered structure? Lat 2(1).jpg

In performing the PA or PA axial projection of the mandibular rami, which of the following planes should be perpendicular to the IR?

Which of the following projections requires a central ray angle of 30 degrees cephalad?

Which of the following is/are true in regards to the AP axial projection of the skull? The OML should be perpendicular to the IR The central ray should be angled 15 degrees cephalad for a general survey of the skull The AP projection shows significant magnification of orbits because of the increased OID