Exam 20: Skull, Facial Bones, and Paranasal Sinuses

Letter C in the image below used to evaluate the cranium labels the:

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:

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

Which of the following methods will clearly demonstrate the petrous ridges, foramen magnum, dorsum sellae, and posterior clinical processes? 1)Haas (PA axial) 2)Towne (AP axial) 3)Schüller (SMV)

What projection and anatomy is demonstrated in the image below?

The portion of the mandible identified in the figure below is the:

At which level will the central ray be placed for the tangential projection of the zygomatic arch?

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

The bone identified on the skull below is the:

Several methods area available to perform the axiolateral oblique projection of the mandible to demonstrate the symphysis, body, or ramus. What is the central-ray angulation for all of these projections?

Which of the following projections best demonstrates the condyle and neck of the mandible?

How was the central ray directed to obtain the image below used to evaluate the cranium?

Which of the following bones contain air sinuses? 1)Ethmoid 2)Frontal 3)Sphenoid

How was the central ray directed to obtain the image below used to evaluate the cranium?

The x-ray projection demonstrated in the figure below is the:

Which of the following skull types is considered average in size and shape?

The bone indicated in the figure below is the:

Which facial bones are clearly demonstrated on the parietoacanthial projection (Waters method)? 1)Orbits 2)Maxillae 3)Zygomatic arches

For an SMV projection of the cranial base, the central ray should always be perpendicular to the _____ line.

The central ray is directed perpendicular to which reference line for the SMV projection of the sinuses?