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- 1. Multiple Choice
The average shaped head is:
Dolichocephalic
Brachycephalic
Mesocephalic
Hydrocephalic
- 2. Multiple Choice
Which specific positioning error is present if the mandibular rami are not superimposed on a lateral skull projection?
Rotation
Incorrect angulation
Tilt
Overflexion
- 3. Multiple Choice
What positioning error is shown in the image:
Tilt
Rotation
Excessive angulation
Hyper-extension
- 4. Multiple Choice
What is the positioning error shown in the image:
Tilt
Rotation
Excessive angulation
Hyper-extension
- 5. Multiple Choice
You are performing a PA Axial projection of the orbits. What is required to place the petrous portion below the inferior margins of the orbits?
X-ray beam is perpendicular
Angle the x-ray beam 15 caudad
Angle the x-ray beam 30 caudad
Angle the x-ray beam 37 caudad
- 6. Multiple Choice
What anatomical structure is of primary interest?
Ethmoid sinus
Maxillary sinus
Sphenoid sinus
Nasal bones
- 7. Multiple Choice
What anatomical structures are best demonstrated in the image:
TM Joints
Mandibular condyles
Ethmoid sinus
Zygomatic arches
- 8. Multiple Choice
Which 2 bones make up the nasal septum?
Nasal bones and vomer
Vomer and ethmoid bone
Palatine and ethmoid bone
Maxilla and inferior nasal conchae
- 9. Multiple Choice
The lambdoid suture is located:
Between the 2 parietal bones
Between the parietal and occipital bone
Between the parietal and temporal bones
Between the parietal and frontal bone
- 10. Multiple Choice
When performing the Towne’s method the patient is unable to flex their neck to place the OML perpendicular to the IR. What can you do to ensure you receive an optimal image?
IOML perpendicular to the IR and increase angulation to 37 degrees
OML perpendicular to the IR and increase angulation to 37 degrees
IOML perpendicular to the IR and decrease angulation to 15 degrees
MML perpendicular to the IR and use a perpendicular
- 11. Multiple Choice
Which specific positioning error is present if the mandibular rami are not superimposed on a lateral skull projection?
Rotation
Incorrect angulation
Tilt
Overflexion
- 12. Multiple Choice
When performing the Towne’s method the patient is unable to flex their neck to place the OML perpendicular to the IR. What can you do to ensure you receive an optimal image?
IOML perpendicular to the IR and increase angulation to 37 degrees
OML perpendicular to the IR and increase angulation to 37 degrees
IOML perpendicular to the IR and decrease angulation to 15 degrees
MML perpendicular to the IR and use a perpendicular
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