Which of the following planes is centered to the grid for the PA oblique projection of the stomach and duodenum?

The OML forms an angle of how many degrees from the plane of the cassette for an open-mouth parietoacanthial (Waters method) projection?

The area of the colon identified in the figure below is the:            

The wall of the esophagus is composed of how many layers of tissue:

Where is the cassette centered for delayed radiographs of the small intestine?

Which reference line is positioned perpendicular to the angled cassette for the PA axial (Caldwell method) projection of the sinuses?

The combining form cholecyst(o)- means:

Functions of the stomach include: 1. storage of food; 2. absorption of food products; 3. food is chemically broken down

The anatomy pointed out in the figure below is the:            

Which line is placed perpendicular to the plane of the cassette for the PA projection of the sinuses?