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Mandible/TMJ's
Question | Answer |
---|---|
Which projections will clearly demonstrate any medial or lateral displacement of fractures of the mandibular rami? | PA and PA Axial |
What is the CR angulation for the PA axial projection of the mandibular rami? | 20-25 degrees cephalic |
There are several methods of performing the axiolateral oblique projection of the mandible to demonstrate the symphsis, body or ramus, what is the CR anglulation for these? | 25 degrees cephalic |
What line is placed perpendicular to the plane of the IR for the AP Axial projection of the TMJ articulation? | orbitomeatal |
What is the CR angulation for the AP axial projection of the TMJ? | 35 degrees caudal |
Which reference line is perpendicular to the IR for the PA and PA axial mandibular rami? | OML |
The axiolateral oblique projection is used to demonstrate the mandible. How is the head positioned to demonstrate the ramus? | true lateral |