Facial Bones

Which bone forms the cheeks and lateral portion of the orbit?

• Zygomatic Bone

• Lacrimal Bone

• Nasal Bone

• Maxilla

Which bone holds the maxillary sinuses?

• Zygoma

• Lacrimal

• Nasal

• Maxilla

Which bone forms the upper part of the bridge of the nose?

• Zygomatic Bone

• Lacrimal Bone

• Nasal Bone

• Maxilla

How many inferior nasal conchae are there?

• 1

• 2

• 3

• 4

Which bone forms the inferior portion of the bony nasal septum?

• Vomer

• Ethmoid

• Sphenoid

• Palatine

Where are the lacrimal bones located?

• On the medial side of each orbit

• On the lateral side of each orbit

• On the superior side of each orbit

• On the inferior side of each orbit

How many zygomatic bones are there?

• 1

• 2

• 3

• 4

How many nasal bones are there?

• 1

• 2

• 3

• 4

Which projection is used to demonstrate possible blowout fractures?

• Modified Parietoacanthial (Modified Waters)

• Superoinferior Tangential

• Lateral Nasal Bones

• PA axial (Caldwell)

What is the angle of the OML to the IR for the Parietoacanthial (Waters) projection?

• 30 degrees

• 15 degrees

• 37 degrees

• 45 degrees