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Ch11

Dental 4

TermDefinition
The human mouth is divided into two dental arches
Which of the following describes the maximal stable contact between the occluding surfaces of the maxillary and mandibular teeth? Centric occlusion
When the Palmer Notation System (PNS) is used each of the four quadrants is given its own tooth bracket made up of a vertical and a horizontal line.
Which of the following surfaces is closest to the tongue? Lingual
Incisors have shovel-shaped lingual surfaces.
How many quadrants are there in the mandibular dentition? 2
In Angle class ____ occlusion, the mesiobuccal cusp of the permanent maxillary first molar occludes mesial to the mesiobuccal groove of the mandibular first molar. II
The initiation of the mixed dentition period is marked by which of the following events? Eruption of the adult mandibular first molar
The mixed dentition period ends when which of the following teeth is lost? Primary maxillary second molar
If a dentist uses the ISO numbering system and charts #11, #12, #13, #54, and #18 teeth as being present in the patient’s mouth, approximately what is the age of the patient? 10 to 12
The primary teeth are identified using letters and the permanent teeth are identified using numbers with which of the following tooth numbering systems? Universal/National System
Which type of teeth are not found in the primary dentition? Premolars
There are _____ incisor teeth in the primary dentition. 8
The correct order of the teeth from mesial to distal in the permanent dentition is incisors, canines, premolars, molars.
Which of the following anatomic features of the teeth help to maintain their position in the dental arch and protect the tissues during chewing? Contours, contacts, and embrasures
Which statement is not true of the premolars? All premolars have two cusps
The area where the mesial or distal surfaces of the tooth touch the adjacent tooth in the arch is the contact area
The temporomandibular joint permits movement of the mandible
The crown of a tooth that is divided crosswise with the division being parallel to the occlusal or incisal surface of the tooth has which of the following divisions? Occlusal third, middle third, and cervical third
Permanent _____ are nonsuccedaneous teeth. molars
A proper contact between adjacent teeth stabilizes the dental arches by holding teeth in positive contact with each other.
The tooth numbering system most often used in the United States is the ______ system. Universal/National
Each quadrant of the primary dentition contains how many teeth? 5
Created by: ARIGON5248
 

 



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