The RAO position is performed in a dual contrast UGI to demonstrate barium in what anatomical structures?  (select two)

What is the primary reason for performing sinus radiography in the erect position?

The widest segment of the cranium is located at the level of the ___.

Sinus radiography should be employed with the patient in the erect position to best demonstrate which of the following?

The parietoacanthial (Modified Waters) projection of the facial bones with the patient prone, is described by which of the following? (Select 2)

Letter C identifies what cranial bone?

A right lateral position of the sinuses demonstrates an image of the left outer orbital rim anterior to the right outer orbital rim, What corrective head manipulation is required?

What is the standard central ray angle to obtain the image with no cranial tilt? RAD228Finalq46.jpg

The hearing structures are located in what cranial bone?

What position would best demonstrate esophageal reflux when drinking barium followed by water?