Dentitions and Tooth Numbering
The transitionary dentition period between the primary and permanent dentitions
What is a mixed dentition period
The mamelons on the incisal ridge of incisors usually undergo _______ shortly after eruption as the tooth moves into occlusion.
What is attrition
The number of teeth in a fully erupt primary dentition
What is 20?
A sharp, small, extra cusp occasionally appears as a projection from the cingulum of incisor teeth
What is a talon cusp?
The 3 factors involved in the development of occlusion
What are muscles, joints and teeth
The FDI tooth number for the primary maxillary left second molar
What is 65
The Letter which resembles the 3 cusp type in a mandibular second premolar
What is Y?
The primary tooth which does not resemble any other tooth in either dentition
What is the primary first molar?
The second permanent tooth to erupt in the mouth
What are the maxillary central incisors?
The normal amount of overjet and overbite
What is 1-3 mm and 20-30%
The Universal tooth number for the permanent mandibular right canine
What is 27
This tooth and the maxillary third molar are the only teeth that have one antagonist
What is mandibular central incisors?
A prominent _______is present on both labial and lingual surfaces of anterior teeth and on buccal surfaces of the molars.
What is a cervical ridge?
The layman term for this tooth is the 2 year old molar
What is primary second molar?
The most typical occlusal relationship when the mandibular incisors are in a complete crossbite
The Universal Tooth Number for the Primary Mandibular Left First Molar
What is L
The tooth with the buccal cusp longer than its lingual cusp, is bifurcated and a longer mesial cusp slope than the distal.
What is the maxillary first premolar?
When intact, the Mesial cusp slope is longer than the Distal cusp slope in this tooth
What is the primary maxillary right canine?
The names of all the permanent teeth that should be erupted in a 10 year year old
What is the maxillary and mandibular central incisor, lateral incisor, canine, and possibly the first premolar on the mandible as well as possibly the maxillary second premolar
When the mesiobuccal cusp of the maxillary first molar is occluding more than the width of a premolar mesial to the mesiobuccal groove of the mandibular premolar and the central incisors are retruded and lateral incisors are tipped labially
What is class II division II malocclusion
The teeth numbers in FDI that are located in Sextant 2
The most noticeable difference between the mandibular first and second molars is the absence of a ______
What is a distal cusp?
This green-gray residue consists of the fused tissue of the reduced enamel epithelium (REE) and oral epithelium and is attributed to ___________
What is the Nasmyth membrane?
The primary teeth which are typically present in an 8 year old in FDI
What is: 53, 63, 73, 83, 54, 64, 74, 84, 55, 65, 75, 85
The most typical occlusal relationship when a client has a retrognathic facial profile with the maxially anterirors protruding facially and a deep overbite.