#3 Module Questions Flashcards
In which ways do American and European cephs differ?
The direction the patient faces
Distance from x-ray source to patient
What are the major goals of cephalometric analysis?
Establishing the relationship of teeth to their jaw, the relationship of the jaws to the cranial base, and the relationship of the jaws to each other.
What is the major goal of orthodontic treatment?
Correcting the patient’s malocclusion in a way that provides maximum benefit to the patient/
Is it possible to create a lateral ceph from a cone beam CT image?
Yes
Does a CBCT image have much more information than a standard ceph?
Yes
What is the preferred modern ceph technique?
Natural Head Position (NHP)
What are characteristics of a good ceph landmark?
- It can be accurately identified on a ceph
- It represents a known part of one of the major function units.
- Landmarks aren’t restricted to teeth
What landmark is found at the junction of the front-nasal suture?
Nasion
What landmark is found at the base of the contour above the chin?
point B
How do you locate the landmark s (sella)?
center of space created by the depression in the sphenoid bone
How do you locate the landmark PNS?
end of the palatal bone contour