Skull + Sinuses Lesson

Chapter 11
Part 1

Skull & Sinuses

Multiple Choice

Name this suture.

• Coronal Suture

• Sagittal Suture

• Lambdoidal Suture

• Squamous Suture

Multiple Choice

An average shaped skull with a _________ between the petrous pyramids and the midsagittal plane is classified as mesocephalic.

• 47 degree angle

• 40 degree angle

• 37 degree angle

• 30 degree angle

Multiple Choice

An interlocking line of union between bones.

• suture
• crest
• facet
• foramen

Multiple Choice

N

• Occipital
• Parietal
• Temporal
• Sphenoid

Multiple Choice

Bone #6 is...

• Frontal Bone

• Parietal Bone

• Sphenoid Bone

• Occipital Bone

Multiple Choice

Butterfly shaped bone; houses the pituitary gland; forms base of the skull

• Parietal 
• Temporal 
• Sphenoid
• Occipital 

Multiple Choice

Which of the following is true regarding the PA Caldwell method?

• The dorsum sellae is projected within the foramen magnum.

• The petrous ridges are projected in the lower 1/3 of the orbits.

• The zygomatic arches are free of superimposition.

• The anatomy of interest is the occipital bone.

Multiple Choice

A patient cannot flex their head and neck sufficiently to place the OML perpendicular to the IR for the AP axial view.  What should the technologist do?

• perform the Haas method

• perform a SMV projection in place of the AP axial

• use the IOML and increase the CR angle by 7 degrees

• use the AML and increase the CR angle by 10 degrees

Multiple Choice

Which position was used to obtain this radiograph?

• Towne

• Caldwell

• Schuller

• Waters

Multiple Choice

What is the positioning error shown in the image:

• Tilt

• Rotation

• Hyper-flexion

• Hyper-extension