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

Which of the following lines is placed perpendicular to the plane of the IR for the AP axial projection of the TMJ articulations?

What projection is demonstrated in the following image? caldwell of sinuses.jpg

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

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

Which part of the patient’s face is touching the upright bucky, or table, for a parietoacanthial projection?

Which of the following criteria accurately describes the dolichocephalic skull? Petrous ridges lie at an angle of 47 degrees from the MSP Petrous ridges lie at an angle of 40 degrees from the MSP The skull is short from front to back The skull is long from front to back The skull is deep from vertex to base The skull is shallow from vertex to base The skull is narrow from side to side The skull is broad from side to side

Which line should be placed parallel to the plane of the IR for the SMV projection of the cranial base?

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 

What is the central ray angulation for the axiolateral oblique projection of the TMJ articulations?