Conforms closely to an ideal relationship but involves some variations from it
What is normal occlusion?
100
When the mandible protrudes
What is prognathic?
100
Implies a complete harmonious relationship of the teeth as well as of all other structures involved in the masticatory system
What is ideal occlusion?
200
The mandibular first permanent molar and canine are distal-that is more posterior, by at least the width of a premolar, than the ideal position
What is Angle's class II of malocclusion?
200
This refers to the relationship of the occlusal surfaces of one arch to these in the opposing arch
What is centric occlusion?
300
A tooth is positioned above the plane of occlusion
What is supraversion?
300
Both the permanent first molar and canine relationship are in ideal position
What is Class I - Neutrocclusion (Normal)
300
A facially positioned mandibular tooth, or teeth
What is crossbite?
400
Any deviation from ideal positioning of the teeth, whether it is a minor deviation of one tooth or a severe variation involving several teeth or jaws, creates
What is malocclusion?
400
Occurs when the maxillary and mandibular teeth contact each other in any functional relationship
What is occlusion?
400
An existing space between the mandibular and maxillary teeth
What is openbite?
500
A deep or vertical overlap of the maxillary teeth onto the mandibular teeth that exceeds the normal, or one-third the depth of the mandibular incisors
What is overbite?
500
Maxillary tooth has a distal relationship to its mandibular counterpart by the distance of:
What is one-half a tooth?
500
In an ideal anatomic occlusal relationship, the teeth conform to a specific pattern that includes
What is 138 occlusal contacts in the closure of the 32 permanent teeth?