Dental revision Flashcards
What are the parts of a tooth?
Crown, neck, root
What are the layers with a tooth?
Enamel
Dentin
Pulp cavity
What are the 4 types of teeth?
Incisor, canine, pre-molar and molars
What is the line from the inferior orbital rim to the EAM?
Frankfort line
What is the line from the Acanthion tot he EAM?
Ala - tragus plane
Which plane extends from the incisal edges of the front teeth and passes through the tips of the cusps of the posterior teeth?
Occlusal plane
What are Intra Oral Dental Projections?
Peri-apical
Bite-wing
Occlusal
What are the reasons for peri-apical x-rays?
Detect apical inflammation/ infection including cystic changes.
Assess periodontal problems.
Trauma-fractures to tooth and/or surrounding bone.
Pre/ post apical surgery/extraction.
Detect any presence or position of unerupted teeth.
Endodontics. …
Evaluation of implants.
What are the benefits of intra-oral parallel techniques?
Increased Accuracy; produces an image without dimensional distortion.
Simplicity of Use.
Ease of Duplication.
What are the Reasons for bite wing x-rays?
To show dental caries between theteeth not visible during the oral examination
To show recurrent caries under existing restorations
To detect changes to your jawbone caused by gum disease
What are the Reasons for occlusal X-rays?
To show the roof or floor of the mouth
Used to find extra or unerupted teeth
Demonstrate jaw fractures
Identify cleft palate, cysts, abscesses or growths
What are examples of Extra-Oral Dental X-rays?
OPG, Lateral cephalostat and cone beam CT
What does OPG stand for?
ortho - panto-mogram
What are reasons for performing an orthopantomogram?
General dental evaluation for caries
Trauma assessment for fractures
Infection evaluation
Assessment of wisdom teeth
What are the reasons for performing a lateral cephalogram?
Orthodontic diagnosis of malocclusion
Treatment planning and progression
