Exam 20: Skull, Facial Bones, and Paranasal Sinuses

Which of the following is true regarding the lateral projection of the skull? 1)The midsagittal plane of the head is parallel to the image receptor. 2)The interpupillary line is perpendicular to the image receptor. 3)The mentomeatal line is parallel with the bottom edge of the image receptor.

The posterior half of the base of the skull is formed by which bone?

The suture located between the occipital bone and the parietal bones is the:

The opening into the apex of the orbit for the transmission of the optic nerve and ophthalmic artery is called the:

The part of the sphenoid bone identified in the figure below is the:

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

What structure is labeled as letter B in the image below used to evaluate the cranium?

The parietoacanthial projection (Waters method) of the sinuses requires the orbitomeatal line to be placed how many degrees from the plane of the image receptor?

What is the central-ray angulation for the SMV projection?

What type of joint is the TMJ?

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

The largest sinus is the:

The part of the cranial base identified in the figure below is the:

The axiolateral oblique projection is used to demonstrate the mandible. How is the head positioned to demonstrate the ramus of the mandible?

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

Which two facial bones form the roof of the mouth? 1)Maxillae 2)Vomer 3)Palatine bones

The suture identified on the figure below is the:

Which of the following is placed perpendicular to the image receptor for the acanthoparietal projection (reverse Waters method) of the facial bones?

The midsagittal plane of the head is rotated how many degrees for the axiolateral oblique projection of the TMJ?

What projection and anatomy is demonstrated in the image below?