Exam 11: Cranium

Trauma patients may arrive in the radiology department with their head immobilized.A reverse Waters method can always be performed on these patients by adjusting the central ray parallel to the _____ line.

Which two of the following foramina lie in the sphenoid bone? (Select all that apply.)

All of these projections will demonstrate the ethmoidal sinuses,except:

The letter F in the image below of the paranasal sinuses labels the:

Where does the central ray enter the patient for the AP axial projection of the zygomatic arches?

The letter C in the image below of the paranasal sinuses labels the:

Which of the following lines is placed parallel with the transverse axis of the IR for the axiolateral oblique projection of the TMJ?

Which method of examining the skull will demonstrate the petrous ridges in the orbits,the ethmoid and frontal sinuses,and the crista galli?

The largest sinus is the:

At which level should the central ray enter the base of the skull for the SMV projection of the sinuses?

What projection (method)is demonstrated in the image below,used to evaluate the cranium?

The letter E in the image below of the paranasal sinuses labels the _____ sinuses.

The letter B in the image below of the paranasal sinuses labels the _____ sinuses.

Which two methods will clearly demonstrate the petrous ridges,foramen magnum,dorsum sellae,and posterior clinoid processes? (Select all that apply.)

What is the projection (method)demonstrated in the image below used to evaluate trauma to the orbit?

Letter G in the diagram below of the orbit labels the:

Which of the following is perpendicular to the image receptor plane for a Caldwell projection of the skull?

The letter D in the image below of the paranasal sinuses labels the:

For the Waters method for the facial bones,the orbitomeatal line is placed at what angle to the IR?

The base of the anterior portion of the occipital bone contains two large openings that allow blood vessels and nerves to pass through.These two openings are called the: